数学不是关于数字、方程、计算或算法的：它是关于理解的。

沉默并不总是同意，有时只是疲惫。

人总是在接近幸福时倍感幸福，在幸福进行时却患得患失。

成功不在于金钱，而在于幸福和满足感。

The stories are not autobiographical, but they're personal in that way. I seem to know only the things that I've learned. Probably some things through observation, but what I feel I know surely is personal.

We must challenge the status quo to find better ways of doing things.

"The camera sees what the eye cannot."

当你不再担心别人怎么想的那一刻，你就自由了。