Don't be like anybody else. Be different. Then you can make a contribution. Otherwise, you just echo something; you're just a reflection.

If you pray for an angel to visit you, you know what he'll do if he comes. He'll just quote the scriptures to you - so you know you're wasting your time waiting for what we already have. I'm quite serious about that.

Every way of life produces its own environment and in turn is influenced by that environment.

You can only expand your capacities by working to the very limit

All scholarship, like all science, is an ongoing, open-ended discussion in which all conclusions are tentative forever, the principal value and charm of the game being the discovery of the totally unexpected.

Man's dominion is a call to service, not a license to to exterminate.

No matter where we begin, if we pursue knowledge diligently and honestly, our quest will inevitably lead us from the things of the earth to the things of heaven.