Don't just fight in the North or the South. Always imagine every battle in your mind, where everyone is both your enemy and your friend, and all possible events happen simultaneously. That way, nothing will take you by surprise, and everything that happens will be something you've already imagined.

天下的事情，祸患常常产生于疏忽细微之处，而人的志向也要警惕逐渐放纵。

Science is a collaborative symphony, not a solo performance.

The essence of Gestalt psychology is to understand the laws of the organization of the whole.