Learning is any change in a system that produces a more or less permanent change in its capacity for adapting to its environment.

I think that we communicate only too well, in our silence, in what is unsaid, and that what takes place is a continual evasion, desperate rearguard attempts to keep ourselves to ourselves.

The brain is a parallel processor, capable of handling multiple streams of information simultaneously.

商业应该是有趣的。如果它不有趣，那你就做错了什么。