You could leave life right now. Let that determine what you do and say and think.

It’s a stark but grounding reminder of impermanence — not meant to inspire fear, but focus. The Stoics practiced memento mori, the contemplation of mortality, as a way to sharpen their priorities and strip away trivial concerns. Recognizing that death can come at any time helps us live with greater integrity, urgency, and compassion.

Marcus isn’t calling for despair; he’s calling for presence. If life is fleeting, then every word and action matters. Petty arguments, grudges, and wasted days lose their hold when seen against the backdrop of mortality. Awareness of death becomes a guide to living — to speak truthfully, act justly, and cherish the present moment without delay.

It’s not morbid; it’s clarifying. Remembering that you could leave life right now is a call to live more vividly, more intentionally, more alive.