The dialectical unity of Love and Strife is the eternal driving force in the cosmos.

Prophesying was the only human art that couldn't be improved by practice.

如果你想领导别人，你必须先学会跟随。

释义：聪明人追求实际利益，愚昧者争夺虚无的名声。

Every day is a new opportunity.

We think not in isolated ideas, but in continuous streams of purpose-directed activity.

Every soul is a small universe.