挑战在于让观众感受到一些东西,在情感层面上与他们建立联系。
To understand mathematics is to understand the fabric of reality.
我不相信遗憾。遗憾是浪费时间。它们是过去在现在束缚你。
"The world is full of people who have never, since childhood, met an open doorway with an open heart."