数学不是关于数字、方程、计算或算法的：它是关于理解的。

The most important victories are the ones that come after the toughest defeats.

Never use a credit card for credit. The only kind of credit， or debt， that is acceptable is debt to acquire something whose exchange value is extremely likely to increase， like in a home. The exchange value of most things diminishes or vanishes the moment you purchase them. Don’t be in debt to losers.

旅行改变你。随着你的移动，你的记忆、你的世界观会在你的脑海中碰撞、摩擦、磨砺。你永远无法像出发前那样回家。

Every poem is a small act of rebellion against reality.

一个好的科学家就像侦探，总是在细节中寻找线索。

解释：众人的愤怒不可触犯，个人专权的欲望难以成功。