在我们社会中，勇气的反面不是怯懦，而是从众。
The opposite of courage in our society is not cowardice, it is conformity.
There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.
Stay focused, stay humble, and always keep learning.
宇宙不仅比我们想象的更奇怪，而且比我们能够想象的还要奇怪。
一个只能被儿童欣赏的儿童故事，根本就不是一个好的儿童故事。