Democritus

"To know oneself is the beginning of all wisdom."

"The greatest invention of man is the human mind's capacity to reason."

"Foolishness and cowardice are twin brothers."

"The atoms move eternally through the void."

"What one generation leaves behind, the next generation must discover."

"The conquest of the mind is greater than the conquest of kingdoms."

"A person without honor is like a body without a soul."

"The pursuit of knowledge has no end."

"Better to live a day as a lion than a lifetime as a sheep."

"The qualities of the observer affect the observation."

"Nothing is created from nothing, and nothing perishes into nothingness."

"The eternal atoms are unchanging and imperishable."

"To live a modest life and share what you have is true wealth."

"The human soul is capable of becoming any excellence it desires."

"Ambition is the gateway to ruin for the unprepared."

"The void between atoms is as necessary as the atoms themselves."

"Reason must guide all our actions, not passion."

"The nature of the universe is unchanging and eternal."

"A mind engaged in inquiry is a mind at peace."

"The diversity of worlds mirrors the diversity of atoms."

"What the eye cannot see, the mind must contemplate."

"To possess knowledge is to possess immortality."

"The void permits all motion and change in the material world."

"True friendship is built on mutual respect and honest discourse."

"The person who seeks truth must first eliminate their biases."

"Atoms are infinite in nature and vary in shape and size."

"The wise person adapts to the times while holding fast to principles."

"The pursuit of excellence should be the aim of every person."

"Nothing truly ceases to exist; it only transforms."

"The eye that sees the smallest thing comprehends the greatest mysteries."