The discovery of the accelerating expansion of the universe was a complete surprise.
The only limits you have are the ones you set for yourself.
就这样吧。
The only thing that can make you successful is your own effort.
精神工作导致的疲劳不是因为工作的数量,而是因为工作的质量。
你一生中最少能做的就是弄清楚你所希望的。而你能做的最多的就是活在那希望之中。不是远远地欣赏它,而是住在它的屋檐下。