🧠 Bayes' theorem is probably the most important thing any rational person can learn.
Yes. More important than 80% of what you learn in school.
Why?
Because the world doesn't operate on "certainties." It operates on updated probabilities.
It teaches you a simple but powerful rule:
Your opinion must change when the evidence changes.
New information → New estimate → New decision.
This is the foundation of:
Artificial intelligence
Modern medicine
Quantitative finance
Criminal investigations
Scientific thinking
And yet… we continue to debate as if changing our minds were a weakness.
No.
Refusing to update your beliefs in light of the facts is choosing ego over rationality.
In a world saturated with information, the winner isn't the one with the most opinions.
It's the one who knows how to recalibrate them.
🎯 The true skill of the future? Thinking in terms of probabilities.
Updating your convictions.
Staying intellectually flexible.
Bayes isn't just math.
It's a mental discipline.
And you, when was the last time you truly changed your mind in the face of evidence?