Psychology

Brain Chemicals: The Neurotransmitters That Shape Your Reality You wake up feeling unmotivated. Coffee kicks in, and suddenly you’re ready to tackle your to-do list. An hour later, you’re riding a wave of focus. By afternoon, anxiety creeps in. Evening arrives, and you feel calm, content, even happy. What changed? Not your circumstances. Not your willpower. Your brain chemistry. Every thought, emotion, and behavior you experience is the result of chemical messengers called neurotransmitters communicating between billions of neurons. These molecules don’t just influence your mood-they determine how you perceive reality, make decisions, form memories, and experience pleasure or pain. ...

There’s a horror story that has circulated online for years, known as “The Russian Sleep Experiment” or “The Soviet Sleep Experiment.” The story goes like this: In the 1940s, Soviet researchers sealed five political prisoners in a chamber and used an experimental gas to keep them awake for 15 days straight. By day five, the subjects became paranoid and stopped talking to each other. By day nine, they were screaming. By day 15, they had mutilated themselves and were begging the researchers not to let them sleep. ...

On August 28, 1887, a man was found wandering the streets of Norristown, Pennsylvania, disoriented and unable to say who he was. He knew his name was “A.J. Brown.” He knew he was a stationer. But he had no memory of where he came from, why he was there, or how he’d arrived. Eventually, his identity was discovered: he was Ansel Bourne, a 61-year-old preacher from Rhode Island. Two months earlier, Ansel had left his home to run errands. He withdrew $551 from the bank, boarded a train, and vanished. ...

On the night of February 1, 1959, nine experienced hikers cut their way out of their tent from the inside and fled barefoot into the Ural Mountains winter. The temperature was around -30°C (-22°F). They were dressed only in underwear or light clothing. They had functioning equipment, warm clothes, and a secure shelter. They abandoned all of it and ran. Search teams found their bodies weeks later, scattered across the mountainside. Some had died from hypothermia. Others had massive internal injuries-broken ribs, fractured skulls-with no external trauma. ...

I once spent $299 on a course I never watched. Not because I needed it. Not because I researched it. Not because it fit my learning style. I bought it because I saw “47,329 students enrolled.” My brain did the math: “47,000 people can’t be wrong. This must be good.” Spoiler: It wasn’t good. For me, anyway. The content was basic, the pacing was wrong, and I could’ve learned the same material for free. ...

I once spent three weeks building a custom CSS framework. It had exactly the features I wanted. Perfect naming conventions. Elegant utility classes. Beautiful documentation. I showed it to my team. They said, “Why not just use Tailwind?” My response? “Because mine is better.” Was it actually better? No. Objectively, Tailwind had: More features Better documentation Larger community More battle-testing Active maintenance But I couldn’t see that. All I could see was MY framework, MY design decisions, MY time invested. ...

“It takes 21 days to form a habit.” I’ve heard this approximately one million times. Self-help books. Productivity blogs. Motivational Instagram posts. Life coaches. So I tried it. Day 1-7: Woke up at 6 AM to code before work. Felt great! I’m building a habit! Day 8-14: Woke up at 6 AM most days. Missed a few. Still committed! Day 15-21: Made it to Day 21! The habit is formed, right? ...

I checked Twitter 47 times yesterday. Not because I needed information. Not because I was expecting something important. Just… checking. Pull down to refresh. Scan. Nothing interesting. Close app. Five minutes later: Open app. Pull down to refresh. Scan. Find one mildly interesting tweet. Read. Close app. Repeat. All day. I wasn’t looking for something specific. I was looking for the possibility of something interesting. And that’s exactly how Twitter (and every other addictive app) is designed to work. ...

It’s 2 AM. I should be sleeping. Instead, I’m lying in bed thinking about that bug I almost fixed. I know exactly where the problem is. I know how to solve it. I just ran out of time. My brain won’t let it go. Or that blog post I started writing three days ago. I have the outline. I wrote the intro. But I haven’t finished it, and it’s nagging at me every time I sit down to work. ...

I was reading a psychology paper that promised to change how I thought about willpower. The study claimed that ego depletion-the idea that willpower is a limited resource that gets exhausted-had been proven through rigorous experiments. Hundreds of studies supported it. It was taught in psychology courses. It was in textbooks. I built my productivity system around this concept. I scheduled important decisions for the morning. I avoided making choices when I was tired. I believed willpower worked like a muscle that could be depleted. ...