Innovation in refining isn't about reinventing the wheel; it's about making the wheel turn cleaner and smarter.

Children totally accept — and crave — family rules. “In our family we have a rule for X” is the only excuse a parent needs for setting a family policy. In fact， “I have a rule for X” is the only excuse you need for your own personal policies.

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.

The test of a first-rate intelligence is the ability to hold two opposed ideas in the mind at the same time, and still retain the ability to function.

最好的想法往往来自倾听那些最接近问题的人。