Welcome to the Brilliance Brief. Every week, we break down leadership, mindset, and personal growth into something real and doable. Expect research-backed insights, a little storytelling, and practical ideas that actually fit into your life (even the messy parts).

The hardest person I’ve ever had to lead isn’t on my team.

It’s the voice in my head.

The one that whispers, “You’re not ready for that level.” “That idea isn’t smart enough.” “You haven’t earned it yet.”

That voice has been with me longer than any boss, title, or company. 

It doesn’t get quieter when you finally get what you want. It just gets louder.

Every leader has critics. A boss who reviews you. A team who watches you. They all go home at the end of the day. 

The voice in your head doesn’t.

You can’t out-lead a voice you haven’t learned to manage.

Ethan Kross is a psychologist at the University of Michigan. He’s spent the last twenty years studying what happens inside our heads when no one is listening.

He calls the inner critic “chatter.”

When chatter takes over, it’s exhausting mentally and physically. 

It hurts your health, sleep, relationships, and the way you make decisions under pressure.

You spend hours replaying a conversation from two months ago. 

You send the email three drafts later than you should have. 

You sit on decisions for weeks because the version in your head keeps rehearsing every way it could go wrong.

The good news is that your inner critic isn’t permanent. 

It’s a habit. And habits can be rewired.

The voice in your head says you’re not qualified. 

That feeling is not fact. Your resume and experience are. 

When your inner critic gets loud, separate the feelings from the facts. 

You’re allowed to feel unprepared and still walk into the room. You’re allowed to feel like a fraud and still do the work.

Most of the people you admire fight this mental battle too. They’ve just stopped letting the feeling win.

“Your email tone was sharp.” That’s feedback. 

“I’m a bad communicator.” That’s a verdict, and your critic added it for free.

Feedback will help you grow. A verdict will keep you stuck.

The voice that says “Keep your head down,” or “Now isn’t the right time,” sounds like it’s protecting you.

It isn’t.

It’s costing you the raise you didn’t ask for. The role you didn’t apply for. The boundary you didn’t set. The career you watched someone else build while you were busy talking yourself out of trying.

Your inner critic protects you from a 5-minute discomfort by costing you a 10-year regret. 

Is the trade worth it?

Think of the loudest voice in your head right now. 

The one telling you you’re not ready, not qualified, or not the right person for the job. 

Pick the reminder above that pushes back on it.

Write it on a sticky note. 

Put it somewhere you’ll see it before your next hard moment. Your computer monitor, the inside of your notepad, or lock screen on your phone.

The voice will still show up. It just won’t get the final word.

Talk soon,
Justin

P.S. What’s something small that’s been making you happy lately? 

Hit reply. Would love to know.