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.

...it is always advisable to perceive clearly our ignorance.

...it is always advisable to perceive clearly our ignorance.

Any act often repeated soon forms a habit; and habit allowed, steady gains in strength, At first it may be read more

Any act often repeated soon forms a habit; and habit allowed, steady gains in strength, At first it may be but as a spider's web, easily broken through, but if not resisted it soon binds us with chains of steel.

Love, friendship, respect, do not unite people as much as a common hatred for something.

Love, friendship, respect, do not unite people as much as a common hatred for something.

Collective judgement of new ideas is so often wrong that it is arguable that progress depends on individuals being free read more

Collective judgement of new ideas is so often wrong that it is arguable that progress depends on individuals being free to back their own judgement despite collective disapproval.

Sex lies at the root of life, and we can never learn to reverence life until we know how to read more

Sex lies at the root of life, and we can never learn to reverence life until we know how to understand sex.

Impartial observers from other planets would consider ours an utterly bizarre enclave if it were populated by birds, defined as read more

Impartial observers from other planets would consider ours an utterly bizarre enclave if it were populated by birds, defined as flying animals, that nevertheless rarely or never actually flew. They would also be perplexed if they encountered in our seas, lakes, rivers, and ponds, creatures defined as swimmers that never did any swimming. But they would be even more surprised to encounter a species defined as a thinking animal if, in fact, the creature very rarely indulged in actual thinking.

The capacity for getting along with our neighbor depends to a large extent on the capacity for getting along with read more

The capacity for getting along with our neighbor depends to a large extent on the capacity for getting along with ourselves. The self-respecting individual will try to be as tolerant of his neighbor's shortcomings as he is of his own.

Ideals are very often formed in the effort to escape from the hard task of dealing with facts, which is read more

Ideals are very often formed in the effort to escape from the hard task of dealing with facts, which is the function of science and art. There is no process by which to reach an ideal. There are no tests by which to verify it. It is therefore impossible to frame a proposition about an ideal which can be proved or disproved. It follows that the use of ideals is to be strictly limited to proper cases, and that the attempt to use ideals in social discussion does not deserve serious consideration.