Marcus Aurelius — "Wipe out imagination: check desire: extinguish appetite: keep the ruling faculty…"

"Nothing has more power to broaden the mind than the ability to investigate systematically and truly all that comes under thy observation in life."

"Thou wilt soon die, and thou art not yet simple, nor free from perturbations, nor without suspicion of harm from external things, nor an affectionate friend to wisdom, nor without suspicion that any e…"

"The soul of man is a portion of the divine breath, and therefore it is immortal. And if it is immortal, it is not afraid of death."

"Despise not death, but welcome it, for nature wills it, as she wills everything else."

"Do not waste the remainder of thy life in thoughts about others, when thou dost not refer thy thoughts to some object of common utility. For thou wilt lose thy opportunity for doing anything else."