The purpose of abstraction is not to be vague, but to create a new semantic level in which one can be absolutely precise.
恐惧是人类如此强大的情感,以至于当我们允许它控制我们时,它会驱赶我们心中的同情。
Innovation often comes from rethinking the ordinary.
I never look back, I just look forward.
追求知识是最崇高的努力,因为通过理解,我们才能解开宇宙的奥秘。
The tree of liberty must be refreshed from time to time with the blood of patriots and tyrants.