Memento Mori: Meaning, Origins, and How Remembering Death Sharpens Life

Memento mori is a Latin phrase meaning "remember that you must die." It is not a morbid preoccupation but a practical instrument: a deliberate, repeated reminder of your mortality used to strip away triviality, kill procrastination, and force you to spend your finite time on what actually matters.

This is the concept page in our self-discipline cluster devoted to memento mori: what it means, where it comes from, why it produces urgency rather than despair, and how to build it into an ordinary week.

What does memento mori mean?