我们生活中最重要的大部分事情都在我们不在的时候发生。
It’s not about how much you want it, it’s about how hard you’re willing to work for it.
一个有趣的事实是,岩石越古老,与今天的岩石差异越大。
I don't think you can ever stop learning. There's always something new to discover.