过去总是紧张的,未来是完美的。
Cheerfulness is the best promoter of health and is as friendly to the mind as to the body.
世界充满了美,但也充满了痛苦和苦难。
宇宙不仅比我们想象的更奇怪,它比我们能想象的还要奇怪。
你最不满意的客户是你最好的学习资源。