Democritus

"To a wise man, the whole earth is open; for the native land of a good soul is the whole earth."

"Repentance for one's evil deeds is the safeguard of life."

"Disease of the home and of the life comes about in the same way as that of the body."

"Education is an ornament for the prosperous, a refuge for the unfortunate."

"Good means not not to do wrong, but rather not to desire to do wrong."

"Men have fashioned an image of Chance as an excuse for their own stupidity. For Chance rarely conflicts with intelligence, and most things in life can be set in order by an intelligent sharpsightednes…"

"By convention sweet is sweet, by convention bitter is bitter, by convention hot is hot, by convention cold is cold, by convention color is color. But in reality there are atoms and the void. That is, …"

"No power and no treasure can outweigh the extension of our knowledge."