Philosophy Quotes
Questions about meaning, existence, and truth from thinkers who spent their lives searching for answers.
43879 quotes
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"The concept of human dignity is central to morality."Kant, Immanuel
"The love of wisdom is the beginning of all philosophy."Kant, Immanuel
"Reason must be tested by reason itself."Kant, Immanuel
"The mind actively structures experience according to its own forms."Kant, Immanuel
"Human bondage, its strength and character or, in other words, human impotence in moderating and checking the affects."Spinoza, Baruch
"The individual exists only as a mode under the infinite attributes of God."Spinoza, Baruch
"Nature is a unified whole, with infinite modes and attributes."Spinoza, Baruch
"The mind perceives things under the aspect of eternity."Spinoza, Baruch
"Existence precedes essence and determines all possibility."Spinoza, Baruch
"The foundation of all foundations and the pillar of wisdom is to know that there is a First Being."Maimonides
"Reason is, and ought only to be the slave of the passions."Hume, David
"The mind is a kind of theatre, where several perceptions successively make their appearance."Hume, David
"An Enquiry concerning Human Understanding opens a new light into human nature."Hume, David
"Philosophy would render us entirely Pyrrhonian, were not nature too strong for it."Hume, David
"No passion is, strictly speaking, either morally good or morally bad."Hume, David
"The business of the philosopher is to discover the origin of moral sentiments."Hume, David
"Reason alone is insufficient to motivate any action of the will."Hume, David
"The same principles which at first view lead to skepticism, pursued to a certain point, bring men back to common sense."Berkeley, George
"That neither our thoughts, nor passions, nor ideas formed by imagination, exist without the mind is what everybody will allow."Berkeley, George
"Motion and rest are relative terms."Berkeley, George
"To doubt everything or to believe everything are two equally convenient solutions; both dispense with the necessity of reflection."Berkeley, George
"The real world is the world of ideas."Berkeley, George
"The mind is the measure of reality."Berkeley, George
"I think, therefore I am."Descartes, René
"I am, I exist, is necessarily true whenever it is put forward by me or conceived in my mind."Descartes, René
"Cogito, ergo sum."Descartes, René
"One cannot conceive anything so strange and so implausible that it has not already been said by one philosopher or another."Descartes, René
"It is impossible to doubt our existence while we are thinking."Descartes, René
"Passions are only actions judged as confused rather than clear."Descartes, René
"The universe is a theater of the human spirit."Descartes, René