能够知足的人，上天不会让他陷于贫寒；能够忍辱的人，上天不会让他遭受灾祸；能够无欲无求的人，上天不会让他沦于卑贱；能够放浪形骸之外的人，上天不会让他困病；能够不贪生怕死的人，上天不会让他死去；能够随遇而安的人，上天不会让他坎坷困顿；能够造就人材的人，上天不会让他一生孤苦；能够用生命造福天下后世的人，上天不会让他失去后嗣。

The most important skill in mathematics is the ability to ask the right questions.

I don't have time to hate people who hate me, because I'm too busy loving people who love me.

Don’t count the days, make the days count.

I'm a great believer in luck, and I find the harder I work the more I have of it.