Videos that changed your life or how you think

This guy

https://www.youtube.com/results?search_query=robert+greene

Lobster-man's various videos were huge revelation. Becoming a loser at early adulthood is a built-in mechanism and thereafter chemically enforced. Makes total sense, once you have established hierarchy by some means, right or wrong, it is wasteful to do same battles again and again.

Steve Jobs' 2005 Stanford Commencement Address

https://www.youtube.com/watch?v=UF8uR6Z6KLc

I never understood how multiple electrical frequencies can be in a copper cable. I always thought they must merge and therefore it must be impossible to find the right set of original frequencies and their strength.

Then I learned about the Fourier transform in this beautiful video: https://youtu.be/spUNpyF58BY

The Psychology of Human Misjudgement - Charlie Munger

https://www.youtube.com/watch?v=pqzcCfUglws