Know Thyself & Be True: Principles for Self-Awareness

Know Thyself and Be True

Self-awareness isn’t what you notice in other people. It’s what you’re willing to notice in yourself.

For a long time, I thought self-awareness meant identifying things I needed to improve. If I found a weakness or made a mistake, the answer was to fix it or explain it away. Earlier in my career, admitting I wasn’t naturally good at something felt more like failure rather than useful information. That mindset followed me until I started writing technical content and courses for Fire Tech. Eventually, I had to face a simple truth: at the pace I write, we’d never produce enough content if I remained the primary author. Accepting that gave me clarity. Once I stopped treating every limitation as something to defend or deny, I could make better decisions, build around my strengths, and grow where growth was possible. That’s what self-awareness does. It doesn’t ask you to judge yourself. It asks you to see yourself clearly because when you do, better decisions follow, growth becomes possible, and honesty matters more than self-validation.

The Mirror Test

Bishop Fulton Sheen wrote, “We see things as we are.” It’s a short sentence that says a lot: what we notice in other people is filtered through what we already believe to be true about ourselves. He also wrote that humble people are “always ready to overlook the faults of others, knowing that they have so many themselves.” Put those two ideas together and you get a real test for self-awareness.  It’s not a one-time assessment but a habit you practice constantly.

“We see things as we are.” — Fulton Sheen

The next time you read a post, hear a podcast, or sit through training on emotional intelligence, communication, or dealing with difficult people, notice your first reaction. If your first thought is “so-and-so really needs to hear this,” you’ve just failed the test. Self-awareness asks the harder questions first: where am I like this? Do I have room to grow here? “Know Thyself and Be True” doesn’t start with what you know about other people. It starts with what you’re willing to know about yourself.

Wisdom vs. Intelligence

“Knowing yourself is the beginning of all wisdom” is commonly attributed to Aristotle. The distinction he points at is worth thinking about. Intelligence helps you understand the world around you. Wisdom requires understanding yourself within it. You can be sharp, capable, and right about almost everything outside yourself, and still be the least self-aware person in the room. Wisdom is what closes that gap.

“Knowing yourself is the beginning of all wisdom.” — commonly attributed to Aristotle

Behavior Isn’t Identity

Self-awareness only works if you can look at your own behavior resolutely, which requires separating what you have done from who you are. “I handled that badly” leaves room to grow. “I’m bad at this” gives you an identity to defend instead. The difference matters more than it sounds. People who are genuinely self-aware examine a mistake honestly, without a need to either condemn themselves or explain it away. They aren’t their worst moment; they’re just someone who had one and is willing to examine it.

Ask the Harder Question

There’s a real difference between asking, “Do you think I’m a good leader?” and asking, “What’s something I do that makes it difficult to work with me?” The first question is looking for reassurance. The second is looking for the truth. It takes more introspection to ask the second question. Asking it is exactly how you build self-awareness.

As Polonius counsels his son in Shakespeare’s Hamlet:

“This above all: to thine own self be true,
And it must follow, as the night the day,
Thou canst not then be false to any man.”

Know Thyself & Be True: Principles for Self-Awareness

Knowing yourself is not a one-time discovery. It is a lifelong practice of reflection, honesty, and growth. Because we may drift and fall back into old patterns, it is helpful to return to the same set of principles.

Here are fifteen worth keeping close (or download it as a quick-reference resource PDF):

1. Know what drives you. Understand your values, motivations, fears, and ambitions.
2. Know your strengths and their shadows. Every strength, when overused, can become a weakness.
3. Know your impact, not just your intent. What matters isn’t only what you mean. Pay attention to how others experience you.
4. Notice what triggers you. Strong reactions are often clues to something deeper.
5. Question the story you’re telling yourself. Your interpretation of an event isn’t necessarily the truth.
6. Get curious before getting defensive. Feedback that stings may contain something worth learning.
7. Own your part. You can’t control everything that happens, but you can examine what you contributed.
8. Don’t confuse who you are with what you do. You can acknowledge a mistake without making that mistake your identity.
9. Make room for contradiction. You can be confident and uncertain. Strong and vulnerable. Successful and still learning.
10. Let your values make the hard decisions. Values matter most when following them cost you something.
11. Say what you mean and live what you say. Alignment between beliefs, words, and actions is integrity.
12. Know when your ego is in the room. Ask yourself: am I trying to solve the problem, or am I trying to be right?
13. Choose your response. Self-awareness creates space between impulse and action. In that spacelives a choice.
14. Stay teachable and #NeverStopLearning. The moment you believe you’ve figured yourself out, you’ve probably stopped paying attention.
15. Be willing to change without losing yourself. Being true to yourself doesn’t mean staying the same.

You don’t have to master all fifteen of these at once, and you never fully “arrive” at self-awareness. Principle fourteen sees to that. What matters is the habit: look inward first, separate what you did from who you are, and stay willing to hear the thing you least want to hear. That’s Know Thyself. Being True is what you do next.

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Lisa Salzman, with Mary Raines & Donna Pierron
For nearly 40 years, Fire Tech Productions has provided hands-on training, online courses, and exam preparation for NICET, ACE, and several state agencies, to help fire protection professionals master industry standards, pass exams, and advance their careers.