实现明天的唯一限制将是我们今天的疑虑。
To understand the cosmos is to understand ourselves, for we are made of the same stardust that forms the stars.
真正的文学应该让舒适者不安，让不安者得到安慰。
The great tragedy of Science—the slaying of a beautiful hypothesis by an ugly fact.
"The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion."