No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.

数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

过去是一个异国他乡；他们做事的方式不同。

成功不是偶然的，它是选择、坚持、学习、牺牲，以及最重要的，对所做之事的热爱。

Ah, my Beloved, fill the Cup that clears TO-DAY of past Regrets and future Fears: To-morrow!—Why, To-morrow I may be Myself with Yesterday's Sev'n thousand Years.