数学不是关于数字、方程、计算或算法的：它是关于理解的。

解释：三人谎传市上有老虎，人们就真的以为有老虎了，十个人揉铁锥，就能把铁锥弄弯曲。

Dream big, work hard, stay focused, and surround yourself with good people.

The true genius shudders at incompleteness — and usually prefers silence to saying something which is not everything it ought to be.

绘画就是用色彩祈祷。