在科学中,失败不是成功的对立面,而是通向成功的垫脚石。
In science, failure is not the opposite of success but a stepping stone towards it.
To love is to find meaning in the meaningless.
我相信伟大的教师就是伟大的艺术家,而且这样的艺术家和其他任何伟大的艺术家一样稀少。教学甚至可能是最伟大的艺术,因为它的媒介是人的思想和精神。
To do great things is difficult,but to command great things is more difficult.