We are all exiles in some way, searching for a place to call home.

You can't change the past, but you can ruin the present by worrying about the future.

解释：不说苟且附和别人的话，不做苟且讨好别人的事，行正义之事不必计较别人的诋毁或赞扬。

把信仰交给上帝，烂命交给我。

历史学家是向后看的先知。

可持续性不是成本；而是对我们共同未来的投资。