All of the books in the world contain no more information than is broadcast as video in a single large American city in a single year. Not all bits have equal value.

We can always take but never give.

We humans look rather different from a tree. Without a doubt we perceive the world differently than a tree does. But down deep, at the molecular heart of life, the trees and we are essentially identical.

All of the books in the world contain no more information than is broadcast as video in a single large American city in a single year. Not all bits have equal value.

It means nothing to be open to a proposition we don't understand.

Science ... looks skeptically at all claims to knowledge, old and new. It teaches not blind obedience to those in authority but to vigorous debate, and in many respects that's the secret of its success.

Wisdom lies in understanding our limitations.