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The power of science lies in its universality and objectivity, it transcends culture and national boundaries.

The most difficult thing in life is to know yourself.

要理解現在，必須先理解過去。

There is only one boss. The customer. And he can fire everybody in the company from the chairman on down, simply by spending his money somewhere else.

The spirit of moderation should also be the spirit of the lawgiver.

但是，大人們永遠也不會了解這件事有多么重要！

對做好自己的事感到滿足，不必理會別人如何議論你。