1. Summary of a chapter of Tristan Needham as an answer

Source

The most important quote in mathematics that I think every one aspiring to do anything in it should know:

"Young man, in mathematics you don't understand things. You just get used to them."

Previously buraian

Wrinkling my brain

Do you feel you got wrongly downvoted on MSE? Angry at the people who downvoted you?

Then I suggest this song to you

I invite you to my chatroom