Mathematics is the poetry of logical ideas.
译文：人的一生能有多少个今天呢，今天不去做事实在是可惜了。赏析：今日事今日毕，我们要活在当下，每天都要做些有意义的事情。明天有明天的事情，万事都要等到明天去做，就会蹉跎光阴。
No man's knowledge here can go beyond his experience.
一幅画必须立即被整体把握，就像一段音乐。
"The more you sweat in practice, the less you bleed in battle."
The mind can assert anything and pretend it has proved it.
The heart's memory eliminates the bad and magnifies the good.