It is a juvenile notion that a society needs a lofty purpose and a shining vision to achieve much. Both read more

It is a juvenile notion that a society needs a lofty purpose and a shining vision to achieve much. Both in the marketplace and on the battlefield men who set their hearts on toys have often displayed unequal initiative and drive. And one must be ignorant of the creative process to look for a close correspondence between motive and achievement in the world of thought and imagination.

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.

It is very good for a man to talk about what he does not understand; as long as he understands read more

It is very good for a man to talk about what he does not understand; as long as he understands that he does not understand it.

The class of those who have the ability to think their own thoughts is separated by an unbridgeable gulf from read more

The class of those who have the ability to think their own thoughts is separated by an unbridgeable gulf from the class of those who cannot.

It is not the mountain we conquer but ourselves.

It is not the mountain we conquer but ourselves.

Again men have been kept back as by a kind of enchantment from progress in science by reverence for antiquity, read more

Again men have been kept back as by a kind of enchantment from progress in science by reverence for antiquity, by the authority of men counted great in philosophy, and then by general consent.

Moral indignation is jealousy with a halo.

Moral indignation is jealousy with a halo.

Anyone can escape into sleep, we are all geniuses when we dream, the butcher's the poet's equal there. - The read more

Anyone can escape into sleep, we are all geniuses when we dream, the butcher's the poet's equal there. - The Tempation to Exist.

When scientific doctrines are mixed up with religious tenets, the same lifeless dogmatism will commonly benumb them both.

When scientific doctrines are mixed up with religious tenets, the same lifeless dogmatism will commonly benumb them both.