The most hateful thing for a man is to have knowledge of everything but power over nothing.
天文学的美在于它能够将我们与浩瀚的宇宙连接起来。
What you do makes a difference, and you have to decide what kind of difference you want to make.
在这个世界上取得成功的人,是那些努力寻找他们想要的环境的人,如果找不到,就自己创造。