我这一代人最伟大的发现是,一个人可以通过改变态度来改变他的生活。
You have to spend some energy and effort to see the beauty of math.
Do you believe in the human heart? I don't mean simply the organ, obviously. I'm speaking in the poetic sense. The human heart. Do you think there is such a thing? Something that makes each of us special and individual?
Everything you need is already inside you.