The only way to do great work is to love what you do.

And when you do I want you to know this， remember this: there is no such thing as failure. Failure is just life trying to move us in another direction. Now when you’re down there in the hole， it looks like failure. So this past year I had to spoon feed those words to myself.

物理学中的每一个发现都打开了一扇通往新奥秘的门。