We don't inherit the earth from our ancestors; we borrow it from our children.

It's the possibility of having a dream come true that makes life interesting...

自由的代价是永远保持警惕。

译文：用镜子照自己，可以看见形体容貌，用心性照自己，可以遇见祸福吉凶。赏析：为人处世，我们要多思考自己的言行是否得当，多想想自己的举止是否会得罪他人。凡事都要反躬自省，以免招致祸患。