In order to eat, you have to be hungry. In order to learn, you have to be ignorant. Ignorance is a condition of learning. Pain is a condition of health. Passion is a condition of thought. Death is a condition of life.

Stupidity is like bumping into a wall all the time. After a while you get tired of it and try to look the situation over and see if there’s a doorway somewhere. I think most people eventually do look for the doorway and stop bumping into the wall

Editors always amputate the brain first and preserve a good-looking corpse.

I was born into a working class Irish Catholic family at the brutal bottom of the Great Depression. I suppose this early imprinting and conditioning made me a life-long radical. My education was mostly scientific, majoring in electrical engineering and applied math. Those imprints made me a life-long rationalist. I have become increasingly skeptical about, or detached from, the assumption that radicalism and rationalism are the only correct perspectives with which to view life, but they remain my favorite perspectives.

All that we "know" is what registers on our brains, so what you perceive (your individual reality-tunnel) is made up of nothing but thoughts—as Sir Humphrey Davy noted when self-experimenting with nitrous oxide in 1819, and as Buddha noticed by sitting alone until all his social imprints atrophied and dropped away.

He who lives happiest has forgotten most

"Is," "is," "is" — the idiocy of the word haunts me. If it were abolished, human thought might begin to make sense. I don't know what anything "is"; I only know how it seems to me at this moment.