But this is altogether a mark of the most common sort of men, for it is in your power whenever you choose to retire into yourself.

And yet, after all, what is posthumous fame? Altogether vanity.

The stream of tendency in which all things seek to fulfill the law of their being.

To understand the true quality of people, you must look into their minds, and examine their pursuits and aversions.

Take away the complaint, 'I have been harmed,' and the harm is taken away.

Let no act be done without purpose.

If you are distressed by anything external, the pain is not due to the thing itself, but to your estimate of it; and this you have the power to revoke at any moment.