The universe is eight billion years old, the last two billion of which have produced intelligent life. During this time not one hour of absolute equity has prevailed.

I thought that automobiles were going to have mufflers and go fast and airplanes were going to fly fast.

I give dignity second place to expedience.

An inch of foreknowledge is worth ten miles of after-thought.

If religions are diseases of the human psyche, as the philosopher Grintholde asserts, then religious wars must be reckoned the resultant sores and cankers infecting the aggregate corpus of the human race. Of all wars, these are the most detestable, since they are waged for no tangible gain, but only to impose a set of arbitrary credos upon another's mind.

I must cite an intrinsic condition of the universe. We set forth in any direction which seems convenient; each leads to the same place: the end of the universe.

The life we've been leading couldn't last forever. It's a wonder it lasted as long as it did.