Intelligence is what you use when you don't know what to do.

 用言辞做事并不是一种特殊的做事方式，而是一种特殊的说话方式。

Failure gave me an inner security that I had never attained by passing examinations. Failure taught me things about myself that I could have learned no other way. I discovered that I had a strong will, and more discipline than I had suspected; I also found out that I had friends whose value was truly above the price of rubies.

梦是开设在灵魂深处最隐蔽角落的小小隐秘窗口，它所通向的宇宙夜空是心灵性的，在自我-意识出现之前很久就已如此，而无论我们的自我-意识的疆界如何扩展，它将始终通向心灵的夜空。

The unity of mathematics is not imposed but discovered.

All things are possible until they are proved impossible and even the impossible may only be so, as of now.