如果使人们喜怒无常,居处不定,思虑不得要领,行事中途就乱了章法;那么,天下间就会出现各种不平与不合理,而后像盗拓或者曾参、史鳅做的那些事情,都会发生。
The historian must have a kind of faith that humanity will not and cannot perish.
每个人都必须有一个改变他们的想法,或一本书,或一个词,或一个时刻;如果没有,他们的生命就被浪费了。
The smallest minority on earth is the individual. Those who deny individual rights cannot claim to be defenders of minorities.
Curiosity is the driving force behind all great mathematical discoveries.