If you want something you've never had, you must be willing to do something you've never done.
The universe is a pretty big place. If it's just us, seems like an awful waste of space.
解读:区分事务可控性,对可控之事精细谋划,预防风险;对不可控之事,忧愁无用,不如乐观豁达面对,合理调配心态与精力。