I know of only one duty, and that is to love.
成功不在于你赚了多少钱,而在于你对人们生活的影响。
历史学家必须成为诗人和艺术家,才能赋予过去枯骨以生命。
The language of mathematics is the language of the universe, and by learning it, we can understand the cosmos.
Safety isn't a priority—priorities can change. Safety is a core value that never changes.
Knowledge is the food of the soul.