We are just an advanced breed of monkeys on a minor planet of a very average star. But we can understand the Universe. That makes us something very special.
我们只是一个平凡星系中的一个渺小星球上的一种高等的猴子。但是我们却可以理解这个宇宙，这就是我们的独特之处。
农业中最宝贵的资源不是土地或水，而是知识。
Be a good ancestor. Do something a future generation will thank you for. A simple thing is to plant a tree.
The past is a mirror in which we see ourselves reflected.
