Philosophy Quotes

"A thing is said to be necessary when it follows necessarily from its nature."

"The mind of man is a part of God's infinite intellect."

"All things follow from God's nature with the same necessity as it follows from the nature of a triangle that its angles are equal to two right angles."

"An idea of an idea is the idea of an idea of an idea."

"The life which is unexamined is not worth living, though Socrates said it first, I say it with greater understanding."

"The universe is corporeal; all that exists is bodies."

"Leisure is the mother of philosophy."

"Good and evil are names that signify our appetites and aversions."

"Sorrow is the price of consciousness."

"The mind is nothing but the brain's operation."

"Man is determined by his appetites and aversions."

"Necessity knows no law."

"The tyranny of habit is stronger than the tyranny of law."

"The philosopher thinks, but the revolutionary acts."

"Philosophy asks the questions we must answer."

"The great business of my life is to understand human nature and its operations."

"Whatsoever the mind perceives in itself, or is the object of the understanding when a man thinks, I have called an idea."

"Words in their primary or immediate signification stand for nothing but ideas in the mind of him who uses them."

"Reason is the candle of the Lord thou lightest in me."

"Two things fill the mind with ever new and increasing admiration and awe: the starry heavens above and the moral law within."

"The unexamined life is not worth living."

"The greatest revolution in human thought is the recognition of human dignity."

"Respect for all beings is the foundation of morality."

"Every person is an end in themselves, never merely a means."

"Custom is the great guide of human life."

"When I enter most intimately into what I call myself, I always stumble on some particular perception or other."

"The only cure for fanaticism is philosophy."

"Reason alone can never be a motive to any action of the will."

"To discover the true origin of morality is to understand human nature."

"The casual connections we perceive are often matters of custom rather than reason."