Regarding it this way, you'll obey reason without putting it on display and rest easy in its care."
—MARCUS AURELIUS, MEDITATIONS, 5.9

And yet our plans for the future descend from the past."
—SENECA, MORAL LETTERS, 83.2

• What then is demanded of me? Meditate on your actions.
• How did I steer away from serenity?
• What did I do that was unfriendly, unsocial, or uncaring?
• What did I fail to do in all these things?"

—EPICTETUS, DISCOURSES, 4.6.34-35

—MARCUS AURELIUS, MEDITATIONS, 7.2

—MARCUS AURELIUS, MEDITATIONS, 4.48.2