The study of logic is not merely about formal systems, but about the norms of rational thought and discourse.
逻辑学研究不仅仅是关于形式系统，更是关于理性思维和话语的规范。
最好的想法来自那些最接近问题的人。
我们每个人都生活在各自的过去中，人们会用一分钟的时间去认识一个人，用一小时的时间去喜欢一个人，再用一天的时间去爱上一个人，到最后呢，却要用一辈子的时间去忘记一个人。
The founders of a new colony, whatever Utopia of human virtue and happiness they might originally project, have invariably recognized it among their earliest practical necessities to allot a portion of the virgin soil as a cemetery, and another portion as the site of a prison.
The past is always tense, the future perfect.
Science is the great antidote to the poison of enthusiasm and superstition.
My work is purely autobiographical... It is about myself and my surroundings.
投资于环保技术，就是投资于未来。