Don't be afraid to take a big step when one is indicated. You can't cross a chasm in two small read more

Don't be afraid to take a big step when one is indicated. You can't cross a chasm in two small steps.

The human understanding, from its peculiar nature, easily supposes a greater degree of order and regularity in things than it read more

The human understanding, from its peculiar nature, easily supposes a greater degree of order and regularity in things than it really finds.

...it is largely because civilization enables us constantly to profit from knowledge which we individually do not possess and because read more

...it is largely because civilization enables us constantly to profit from knowledge which we individually do not possess and because each individual's use of his particular knowledge may serve to assist others unknown to him in achieving their ends that men as members of civilized society can pursue their individual ends so much more successfully than they could alone.

Idealism without realism is impotent. Realism without idealism is immoral.

Idealism without realism is impotent. Realism without idealism is immoral.

Opposition to the truth is inevitable, especially if it takes the form of a new idea, but the degree of read more

Opposition to the truth is inevitable, especially if it takes the form of a new idea, but the degree of resistance can be diminished- by giving thought not only to the aim but to the method of approach. Avoid a frontal attack on a long established position; instead, seek to turn it by flank movement, so that a more penetrable side is exposed to the thrust of truth. But, in any such indirect approach, take care not to diverge from the truth- for nothing is more fatal to its real advancement than to lapse into untruth.

Irony is the hygiene of the mind.

Irony is the hygiene of the mind.

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 easier to love humanity than to love your neighbor.

It is easier to love humanity than to love your neighbor.

Anybody who is 25 or 30 years old has physical scars from all sorts of things, from tuberculosis to polio. read more

Anybody who is 25 or 30 years old has physical scars from all sorts of things, from tuberculosis to polio. It's the same with the mind.