Meditations. ix. 7.

Things that have a common quality ever quickly seek their kind.

Meditations. ix. 9.

All things are the same,—familiar in enterprise, momentary in endurance, coarse in substance. All things now are as they were in the day of those whom we have buried.

Meditations. ix. 14.

The happiness and unhappiness of the rational, social animal depends not on what he feels but on what he does; just as his virtue and vice consist not in feeling but in doing.

Meditations. ix. 16.

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Everything is in a state of metamorphosis. Thou thyself art in everlasting change and in corruption to correspond; so is the whole universe.

Meditations. ix. 19.