Of Peace of Mind by Seneca

Of Peace of Mind by Seneca is a Stoic essay about inner stability, emotional balance, and freedom from anxiety. Seneca addresses the restless condition of people who are dissatisfied with their lives yet unable to change themselves. He explains that peace of mind comes from moderation, purposeful activity, self-knowledge, and acceptance of fortune. The work warns against ambition, envy, luxury, and constant distraction. Seneca also recommends friendship, public service, study, and philosophical reflection as ways to strengthen the soul. The essay remains relevant as a guide to mental discipline and calmness.