Poor is the man whose pleasures depend on the permission of another.
可怜的是那些快乐取决于他人许可的人。
有人问我什么是幸福，我回答说：不奢求非必需之物。
Writing is an act of courage—you have to be willing to fail.
If someone is trying to convince you it’s not a pyramid scheme， it’s a pyramid scheme.
A city is not a collection of machines but a container of life.
创新既需要创造力，也需要严格的测试。
