The interest of the behaviorist in man's doings is more than the interest of the spectator—he wants to control man's reactions as physical scientists want to control and manipulate other natural phenomena.

Innovation comes not from more resources, but from better use of resources.

I'm not a businessman; I'm a business, man.

The mind is not a vessel to be filled, but a fire to be kindled.

I'm just a normal person who happens to have an extraordinary job.

不要批评你不理解的东西。