You must keep every promise you make to yourself. No excuses. You must DO IT! - For example, if you say to yourself, I promise to go to the gym tomorrow, you

You must keep every promise you make to yourself. No excuses. You must DO IT! - For example, if you say to yourself, I promise to go to the gym tomorrow, you must go to the gym tomorrow, no excuses. You must keep your promise to yourself 100% of the time. WHY? Whenever you do not, whenever you fail to keep your promise to yourself, it chips off your inner psyche, your integrity. Do it more times, and you have chipped off your inner trust in yourself. You will not trust yourself with anything, and that is the worst. This way is a form of self-discipline. Therefore, be intentional and make fewer promises. But if you tell yourself you will do it, you must do it.