释义：一个人如果不树立志向，就像船没有舵、马没有缰绳，只能随波逐流、任意狂奔，最终不知会飘向何方、达到什么结果，强调了立志的重要性。

增长来自于突破界限。

Never stop learning because life never stops teaching.

In my whole life, I have known no wise people...who didn't read all the time --none, zero.You'd be amazed at how much Warren reads --at how much I read...They think I'm a book with a couple of legs sticking out.

在物理学的领域里，我们不仅是观察者，也是我们试图理解的现实的创造者。