研究心灵就是研究适应行为;每个思想都是生活的工具。
To study the mind is to study adaptation in action; every thought is a tool for living.
I was taught that the way of progress was neither swift nor easy.
Innovation is to imitate first.
你不可能永远快乐,但你可以永远勇敢。
你写的文本必须向我证明它渴望我。