Have you ever reacted to something and almost immediately thought, Why did I do that?
Maybe someone questioned your decision and you became defensive. Your partner made a comment and you snapped back. You received an email that rubbed you the wrong way and spent the next hour replaying it in your head.
We often think of these moments as isolated reactions. But your brain doesn’t.
Every time you think, feel, or respond in a particular way, you activate networks of neurons in your brain. When those networks are activated repeatedly, the connections between them become more efficient. The response becomes easier for your brain to access the next time something similar happens.
That’s one of the fundamental principles behind neuroplasticity: your brain changes in response to how you use it.
Your Brain Loves Efficiency
Your brain is constantly looking for ways to handle familiar situations without requiring you to analyze every decision. Certain pathways become so ingrained that they become automatic. That’s why you can drive a familiar route without thinking about every turn.
The same process happens with our reactions.
Get defensive often enough when someone questions you, and defensiveness becomes easier to access. Replay frustrating conversations repeatedly, and rumination becomes a well-traveled path. Express irritation regularly, and irritation becomes an easier response. Assume negative intent often enough, and your brain gets increasingly good at doing that too.
What feels like personality may sometimes be a response your brain has practiced repeatedly.
Automatic Doesn’t Mean Permanent
Here’s the hopeful part: the same brain that learned an automatic reaction can learn a different one.
Suppose someone gives you feedback and you immediately feel defensive. Instead of explaining why they’re wrong, you pause and ask yourself, What might be useful here?
You just practiced a different response.
Do it again, and you practice it again. Over time, the pause becomes easier to find and the new response requires less conscious effort.
We tend to think of practice as something intentional, like practicing a golf swing or a presentation. But we are practicing all day long.
Every time you allow irritation at the slightest offense, you are practicing that response. Every time you assume the worst, you are practicing that interpretation. Every time you pause and consider another perspective, you are practicing that too.
The old response may still arrive first. A well-established neural pathway doesn’t disappear simply because you’ve decided you don’t like where it leads.
But you have the ability to pause before you react and begin building a response you can be proud of.
The patterns you’ve practiced helped shape the person you are today. The patterns you practice next help shape who you become.
A Question to Consider
What reaction are you practicing that you’d like to stop making stronger, and what would you rather practice instead?