Common sense is nothing more than a deposit of prejudices laid down by the mind before you reach eighteen.

The most important question a person can ask is, "Is the Universe a friendly place?

The beauty of it is that we have to content ourselves with the recognition of the miracle, beyond which there is no legitimate way out.

I like to experience the universe as one harmonious whole. Every cell has life. Matter, too, has life; it is energy solidified. Our bodies are like prisons, and I look forward to be free, but I don't speculate on what will happen to me. I live here now, and my responsibility is in this world now.

You do not really understand something unless you can explain it to your grandmother.

We are all very ignorant. What happens is that not all ignore the same things.

War cannot be humanized. It can only be abolished.