你信任的不是工具——工具只是工具——它们要么工作，要么不工作。你信任的是人，或者不信任。
It's not the tools you have faith in – tools are just tools – they work， or they don't work.It's people you have faith in or not.
全人类...都是平等和独立的，没有人应该侵犯他人的生命、健康、自由或财产。
一个力学问题只有被简化为代数问题时才算解决。
The strongest is never strong enough to be always the master， unless he transforms strength into right， and obedience into duty.
Great music survives not because of institutions that preserve it, but because each generation discovers it anew.
有两样东西，人们越是经常持久地对之凝神思索，它们就越是使内心充满常新而日增的惊奇和敬畏：我头上的星空和我心中的道德律。