Only by continuous learning can we make continuous progress.

The modern world has made us free, but it has also made us miserable.

The more you can align your personal values with your work, the more fulfilling your life will be.

译文：人必须在事情上磨炼，才能立得住;才能做到安静时也安定，行动时也安定。

历史不仅仅是发生了什么，还包括人们对此的想法和感受。