Source: https://old.reddit.com/r/getdisciplined/comments/alqpx4/advice_summary_of_atomic_habits/
"We are what we repeatedly do. Excellence, then, is not an act, but a habit." - Aristotle
I highly recommend buying the book or audiobook. I believe doing that, then using the summary to review the key ideas, is the best bet for transformation.
https://www.samuelthomasdavies.com/book-summaries/self-help/atomic-habits/