The psychologist must avoid all forms of mental physics.
保持渴望，保持愚钝，但最重要的是保持谦逊。
The most profound discoveries in mathematics often come from questioning the most basic assumptions.
数学中最深刻的发现往往来自于对最基本假设的质疑。
我从未见过一只野生动物为自己感到难过。一只小鸟会冻死在树枝上，却从不自怜。