创新不是对每件事都说“是”，而是对除最关键功能外的一切说“不”。

我将死了又死，以明白生是无穷无竭的。

风、海和移动的潮汐就是它们本来的样子。如果其中有奇迹、美丽和庄严，科学将会发现这些品质。

The truth is rarely pure and never simple.

拥有好主意的最好方法就是拥有很多主意。

The first fruit of this imagination - and the first lesson of the social science that embodies it - is the idea that the individual can understand his own experience and gauge his own fate only by locating himself within his period, that he can know his own chances in life only by becoming aware of those of all individuals in his circumstances.

【译文】我每天多次省察我自己：为别人做事有没有尽力，和朋友交往有没有不真诚，教别人的东西自己有没有研习好。