Make your daily food, not of expense and trouble, but of frugality and joy.
Epictetus Frag. xxix, in Didot, not in Higginson
He is wise who rejoices in what he has, and does not grieve for what he has not.
Epictetus Frag., cxxix (Didot)
Fortify thyself in contentment, for this is a fortress which cannot be taken easily.
Epictetus Frag. cxxxviii (Didot)