Words are wise men's counters, they do but reckon by them; but they are the money of fools.
快乐不是一件自我存在的东西,它仅是与其他不快乐事情的一个相对比照,这就是快乐的整个情况。
Sometimes the simplest solutions in chemistry are the most elegant and powerful.
可持续性不是一种选择,而是负责任企业的唯一前进道路。