为了知识本身而追求知识，对正义的近乎狂热的热爱，以及对个人独立的渴望——这些是犹太传统的特征，让我感谢命运让我属于它。
The pursuit of knowledge for its own sake, an almost fanatical love of justice, and the desire for personal independence—these are the features of the Jewish tradition which make me thank my stars that I belong to it.
The rules of art are not arbitrary; they are founded in reason and in the nature of things.
【译文】 粮食尽量精，肉类尽量细。变质的东西不吃；变色的东西不吃，变味的东西不吃；烹饪得不好不吃；不是吃饭的时间不吃；切的不好看不吃；调味品不好不吃。肉类虽多，但不要吃过量。只有酒不限量，但不要喝醉。从集市上买来的酒肉不吃；每餐必有姜，但不多吃。
我不怕辛苦，最怕的是没机会。
We often think happiness is about getting what we want, but it's more about wanting what we have.
The laws of behavior are as precise as those of physics.