Every contact leaves a trace.
每一次接触都会留下痕迹。
I believe in being kind to others, but I also believe in standing up for myself.
If you're fearless, life will be limitless.
积极心理学不仅仅是微笑；它是关于什么使生活值得过的科学研究。
There is no man, however wise, who has not at some period of his youth said things, or lived in a way the consciousness of which is so unpleasant to him in later life that he would gladly, if he could, expunge it from his memory.