You can't be wise without being intelligent, but you certainly can be intelligent without being wise.

The difference between talking on your cell phone while driving and speaking with a passenger is huge. The person on the other end of the cell phone is chattering away, oblivious.

When our spelling is perfect, it's invisible. But when it's flawed, it prompts strong negative associations.

I think one of the problems [with raising intelligent children] is compulsory schooling...and that children are sitting there and they are taught and told what to believe. They are passive from the very beginning, and one must be very, very aggressive intellectually to have a high IQ [...] the child is taught. Right from the beginning, it's a passive process. He or she sits there, and they simply try to believe everything they're told.

Evolution has long been the target of illogical arguments that use presumption.

What is the essence of America? The essence of America is finding and maintaining that perfect, delicate balance between freedom "to" and freedom "from."

A fool is someone whose pencil wears out before its eraser does.