The book Meditations is a collection of personal writings by Marcus Aurelius, who was the Roman Emperor. His philosophical ideas belong to Stoic philosophy.
A person who succeeds, and a person who fails, can both have the exact same goal. The important difference is what atomic habits they each live with. Big changes don't happen from one single sporadic action, but from consistent actions over time. - This is the central point of the book "Atomic Habits"