The night is a great dream, but the stars are its reality.

数学之美在于它能够将复杂的事物简化。

实验中的精确性和假设中的创造性同样重要。

We are all alone, born alone, die alone, and—in spite of True Romance magazines—we shall all someday look back on our lives and see that, in spite of our company, we were alone the whole way.