The most important thing in science is not to solve problems, but to ask the right questions.
The key to performance is elegance, not battalions of special cases.
善良一点,因为每个人都在与人生苦战。如果想要真正了解他们,只需要,用心去看.
能源领域的创新不是可选的;它是可持续增长的必要条件。
"Purpose gives meaning to mental activity."