The greatest happiness of a teacher is to send groups of children to the other shore of their ideals.

"Life is either a daring adventure or nothing at all."

对付不自由的世界的唯一方法，就是变得如此绝对自由，以至于你的存在本身就是一种反抗。

Topological insulators are a prime example of how theoretical predictions can lead to experimental discoveries that reshape our understanding of the physical world.

如果你想飞翔，就必须放下拖累你的东西。