数学中最深刻的思想往往源于最简单的观察。
Stay true to yourself and never let anyone change you.
The only limits you have are the ones you set for yourself.
当现有约束被改变,允许企业家从事新的生产活动形式时,经济增长就会发生。
你必须度过一些糟糕的日子才能赢得人生中最美好的日子。
2009年:贝索斯致股东信《执着于用户体验》
The only constant is change, continuing change, inevitable change, that is the dominant factor in society today. No sensible decision can be made any longer without taking into account not only the world as it is, but the world as it will be.