Psychology must be grounded in the facts of living experience.

The most important thing in a database is the data model. If you get the data model right, everything else will follow.

"It's hard to think of anyone who, at one time or another, has not been laid low by love or by the lack of it."

经验丰富的人读书用两只眼睛，一只眼睛看到纸面上的话，另一只眼睛看到纸的背面。