Plutarch

"To make no mistakes is not in the power of man; but from their errors and mistakes the wise and good learn wisdom for the future."

"What we achieve inwardly will change outer reality."

"What we achieve inwardly will change outer reality."

"The mind is not a vessel to be filled, but a fire to be kindled."

"I don't need a friend who changes when I change and who nods when I nod; my shadow does that much better."

"The mind is not a vessel to be filled, but a fire to be kindled."