如果我们挑选出人类中最聪明、最具想象力、最精力充沛且情绪最稳定的三分之一,所有种族都会包含其中。
Mental phenomena are best understood in terms of their functions.
人生最难的是知道该跨过哪座桥,又该烧掉哪座桥。
I don't like to do easy things. I like to do things that are challenging and that push me.