The joy of discovery is what keeps scientists going.
The beauty of the world has two edges, one of laughter, one of anguish, cutting the heart asunder.
真正的幸福的源泉在我们自身。一个人只要自己善于追求幸福,别人是无法使他落到真正悲惨的境地的。
The only thing that matters is the work. If you focus on the work, everything else will fall into place.
The worst kind of person is someone who makes someone feel bad, dumb or stupid for being excited about something.