每拖延一年，问题就会变得更难解决。

The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.

幸福的秘诀是面对这个世界很可怕的事实。

一个人的信念必须超越自我和个人需求，它可以是自己的公司、祖国或服役义务。任何因信念和核心价值观的激励而选择的挑战都是值得的，无论最终的结果是成功还是失败。