行为不仅仅是对刺激的反应，而是由期望和目的引导的。

Once in a while the phenomena we exploit are particularly present. We like a reasonable amount of volatility. In our business we want some action. “Tumult is usually good for us. We don’t have credit lines of any significance. We don’t do a lot of leveraged-type financing.

Mathematics is the art of giving the same name to different things.

美丽的眼睛能发现他人身上的美德，美丽的嘴唇只会说出善言，美丽的姿态能与知识并行，这样就永不孤单。

"To act is to explore the depths of human emotion and to bring it to the surface."

Reinforcement is the central factor in the acquisition of new behavior patterns.