传记作者的任务是复活过去，而非评判它。

数学是为不同事物赋予相同名称的艺术。

The human condition is one of constant struggle, but it is also one of endless possibility.

We are all in the gutter, but some of us are looking at the stars.

我们创造的空间必须滋养灵魂和身体。