The personal example of a teacher is the most useful sunshine that nothing can replace for the soul of young people.
要想打败对手，就成为他们的朋友。
锄地不因为旱涝灾害而停止，这样一定会得到一个丰收的年景。如果不勤劳耕作、不掌握正确的耕种方法，那怎么可能获得丰收呢？所以，我们凡事应该先从自己身上找原因，重视自己的主观能动性。
I do not wish them [women] to have power over men; but over themselves.
The chemical industry must lead the charge in sustainability, or we will all pay the price.