数学不仅仅是关于数字、方程、计算或算法：它是关于理解的。

The only thing that is truly yours is your attitude.

The key to successful investing is to have a clear understanding of the market and the risks involved.

The best way to predict the future is to invent it.

The only thing that separates successful people from the ones who aren't is the willingness to work hard.

They are not monuments, but footprints. A monument only says, 'At least I got this far,' while a footprint says, 'This is where I was when I moved again.'