In life our first job is this, to divide and distinguish things into two categories: externals I cannot control, but the choices I make with regard to them I do control. Where will I find good and bad? In me, in my choices.

When therefore we are hindered, or disturbed, or grieved, let us never attribute it to others, but to ourselves; that is, to our own principles. An uninstructed person will lay the fault of his own bad condition upon others. Someone just starting instruction will lay the fault on himself. Some who is perfectly instructed will place blame neither on others nor on himself.

Some things are up to us [eph' hêmin] and some things are not up to us. Our opinions are up to us, and our impulses, desires, aversions–in short, whatever is our own doing. Our bodies are not up to us, nor are our possessions, our reputations, or our public offices, or, that is, whatever is not our own doing.

To get or not to get what we desire can be equally disappointing.

No living being is held by anything so strongly as by its own needs. Whatever therefore appears a hindrance to these, be it brother, or father, or child, or mistress, or friend, is hated, abhorred, execrated.

Man is not worried by real problems so much as by his imagined anxieties about real problems

Remember that you are but an actor, acting whatever part the Master has ordained. It may be short or it may be long. If he wishes you to represent a poor man, do so heartily; if a cripple, or a magistrate, or a private man, in each case act your part with honor.