要真正理解宇宙，我们必须首先理解我们理解的极限。

生活中最伟大的荣耀不在于从不跌倒，而在于每次跌倒后都能站起来。

"Life on a lifeboat isn't much of a life. It is like an end game in chess, a game with few pieces. The elements couldn't be more simple, nor the stakes higher."