if you want to change your life ,imbibe one keystone habit,if you follow one habit very very strongly it will give paradigm shift in your life likewise you may have made a habit of reading books,daily exercises.follow one habit very very passionately.slowly habit will become automatically ,not mutch muscle will be required.habit will change you completely .it takes alot of fuel for rocket to go high in sky and it once uplifted ,it takes very less fuel ,similar cases is with habit .when i was child i read it “make it habit and habit will make you”