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.

He who will not reason, is a bigot; he who cannot is a fool; and he who dares not is read more

He who will not reason, is a bigot; he who cannot is a fool; and he who dares not is a slave.

The history of science knows scores of instances where an investigator was in the possession of all the important facts read more

The history of science knows scores of instances where an investigator was in the possession of all the important facts for a new theory but simply failed to ask the right questions.

Facts per se can neither prove nor refute anything. Everything is decided by the interpretation and explanation of the facts, read more

Facts per se can neither prove nor refute anything. Everything is decided by the interpretation and explanation of the facts, by the ideas and the theories.

All cruelty springs from weakness.

All cruelty springs from weakness.

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.

From the saintly and single-minded idealist to the fanatic is often but a step.

From the saintly and single-minded idealist to the fanatic is often but a step.

No one has ever had an idea in a dress suit.

No one has ever had an idea in a dress suit.

Lack of sensitivity is perhaps basically an unawareness of ourselves.

Lack of sensitivity is perhaps basically an unawareness of ourselves.