出自先秦《荀子·不苟》。君子加强道德修养没有比“诚”更重要的,达到了“诚”的要求也就到了修身养性的最高境界了。
数学家们至今徒劳地试图在素数序列中发现某种规律,我们有理由相信这是一个人类思维永远无法穿透的谜题。
行为的科学研究必须基于客观、可测量的数据。
理解历史的唯一方式就是活在其中。
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.
诗歌不是一个封闭的领域,而是一个开放的领域。
There is nothing to writing. All you do is sit down at a typewriter and bleed.