未来是一个概念——它只存在于我们的脑海中。
"The future is a concept—it exists only in our minds."
数学的美在于它是一种可以以其他任何方式都无法描述宇宙的语言。
The same principles that at first lead to skepticism pursued to a certain point ends in religion.
It’s not the world that’s cruel. It’s the people in it.