Those unmindful when they hear, for all they make of their intelligence, may be regarded as the walking dead.

Nothing endures but change. There is nothing permanent except change. All is flux, nothing stays still.

Men that love wisdom must be acquainted with very many things indeed.

The seeing have the world in common.

To get everything you want is not a good thing. Disease makes health seem sweet. Hunger leads to the appreciation of being full-fed. Tiredness creates the enjoyment of resting

A blow to the head will confuse a man's thinking, a blow to the foot has no such effect, this cannot be the result of an immaterial soul.

The only constant in life is change