Hardly a competent workman can be found who does not devote a considerable amount of time to studying just how slowly he can work and still convince his employer that he is going at a good pace.
几乎找不到一个能干的工人，他不会花大量时间研究自己可以工作得多慢，同时还能让雇主相信他工作得不错。
农业中最大的风险是世界在变化，而我们却停滞不前。
对知识的追求是无止境的，而这正是它令人兴奋的地方。
The purpose of psychology is to explain how we manage to live.