追求完美的想法，是一个好计划的最大敌人。

Mathematics is the language in which the universe is written.

A forest without wildlife is like a symphony without music.

I have so much admiration for women who are fearless and who go after what they want.

孩子越能够专心，就越能从工作中得到平静，就越能发自内心地纪律或规则。