我不需要理由去无畏。
想象力是让梦想成真的土壤。
朗兰兹纲领是对数学如何统一的一种愿景。
工程事业必须学术和经验相辅相成，仅靠空谈绝对难以胜任。
The stranger is close to us, insofar as we feel between him and ourselves common features of a national, social, occupational, or generally human, nature. He is far from us, insofar as these common features extend beyond him or us, and connect us only because they connect a great many people.
义务是由于对法则的敬重而产生的行为必要性。
A long habit of not thinking a thing wrong gives it a superficial appearance of being right.
要冒经过计算的风险，这与鲁莽完全不同。
Life seems to be a process of replacing one anxiety with another and substituting one desire for another