Look up at the stars and not down at your feet. Try to make sense of what you see, and wonder about what makes the universe exist. Be curious.

要真正理解宇宙，我们必须首先理解构成它的最小粒子。

If we men married the women we deserved, we should have a very bad time of it.

时间没有分界线来标记它的流逝，从不会有雷暴或号角声宣告新的月份或年份的开始。

真正的挑战在于让小型农户成为全球解决方案的一部分。