Meditations by Marcus Aurelius Book 6 Page 16

Gods. And as for the time how long thou shalt live to do these things, let it be altogether indifferent unto thee, for even three such hours are sufficient.

XXII. Alexander of Macedon, and he that dressed his mules, when once dead both came to one. For either they were both resumed into those original rational essences from whence all things in the world are propagated; or both after one fashion were scattered into atoms.

XXIII Consider how many different things, whether they concern our bodies, or our souls, in a moment of time come to pass in every one of us, and so thou wilt not wonder if many more things or rather all things that are done, can at one time subsist, and coexist in that both one and general, which we call the world.

XXIV.