People often say that it takes 21 days to form a habit, but I have liked you for several years.
Therefore, liking you is a "deep-rooted" habit of mine.
People often say that it takes 21 days to get rid of a problem, but I can't adapt as long as I miss you for a moment.
Therefore, liking you is a habit that I cannot change.
I don't know if this is a good habit or a bad habit.
All I know is that I can't quit the habit, and I can't quit you.