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Browse all 10,075 quotes or apply filters in different categories to narrow your search.
Classical antiquity3 quotes
I know that I do not know. — Socrates · 399 BCThe only certainty is that nothing is certain. — Pliny the Elder · 77 BCWhat is the first business of one who practices philosophy? To get rid of self-conceit. For it is impossible for anyone to begin to learn that which he thinks he already knows. — Epictetus · 108The Renaissance1 quote
If a man will begin with certainties, he shall end in doubts; but if he will be content to begin with doubts, he shall end in certainties. — Francis Bacon · 1605