"If you are honest, you will find that you are often wrong. But if you are not honest, you will never find out."

"You, your joys and your sorrows, your memories and your ambitions, your sense of personal identity and free will, are in fact no more than the behavior of a vast assembly of nerve cells and their asso…"

"It is important to be open to new ideas, but not so open that your brains fall out."

"The origin of life is a scientific problem."

"If, for example, a certain protein consistently appears in the urine of schizophrenics, one would be foolish not to take notice."