In the realm of mathematics, every problem is an opportunity to discover something new.
在数学领域,每个问题都是发现新事物的机会。
用理性去对待每一个问题。
美国能源的下一章不会通过固守旧剧本而书写,而是由那些愿意重写剧本的人书写。
The greatest discovery of my generation is that a human being can alter his life by altering his attitudes.