Because we do not understand the brain very well we are constantly tempted to use the latest technology as a read more

Because we do not understand the brain very well we are constantly tempted to use the latest technology as a model for trying to understand it. In my childhood we were always assured that the brain was a telephone switchboard. ('What else could it be?') I was amused to see that Sherrington, the great British neuroscientist, thought that the brain worked like a telegraph system. Freud often compared the brain to hydraulic and electro-magnetic systems. Leibniz compared it to a mill, and I am told some of the ancient Greeks thought the brain functions like a catapult. At present, obviously, the metaphor is the digital computer.

The stricter standards and independent, often conclusive, evidence in the physical sciences cannot be generalized to intellectual activity as a read more

The stricter standards and independent, often conclusive, evidence in the physical sciences cannot be generalized to intellectual activity as a whole, even though the aura of scientific processes and results is often appropriated by other intellectuals.

Commitment becomes hysterical when those who have nothing to give advocate generosity, and those who have nothing to give up read more

Commitment becomes hysterical when those who have nothing to give advocate generosity, and those who have nothing to give up preach renunciation.

Every step in human progress, from the first feeble stirrings in the abyss of time, has been opposed by the read more

Every step in human progress, from the first feeble stirrings in the abyss of time, has been opposed by the great majority of men. Every valuable thing that has been added to the store of man's possessions has been derided by them when it was new, and destroyed by them when they had the power. They have fought every new truth ever heard of, and they have killed every truth-seeker who got into their hands.

Our originality shows itself most strikingly not in what we wholly originate but in what we do with that which read more

Our originality shows itself most strikingly not in what we wholly originate but in what we do with that which we borrow from others.

Good means not merely not to do wrong, but rather not to desire to do wrong.

Good means not merely not to do wrong, but rather not to desire to do wrong.

There is no reason why humanity cannot be served equally by weighty and trivial motives.

There is no reason why humanity cannot be served equally by weighty and trivial motives.

You accept certain unlovely things about yourself and manage to live with them. The atonement for such an acceptance is read more

You accept certain unlovely things about yourself and manage to live with them. The atonement for such an acceptance is that you make allowances for others - that you cleanse yourself of the sin of self-righteousness.

In a mad world, only the mad are sane.

In a mad world, only the mad are sane.