Those who think govern those who labor.
The stress of an action diminishes rapidly after that action is performed.
Habits are a function of your subconscious mind.
Not believing in something doesn't make it not exist.
You make the choice for change more easily and readily each time as your conscious mind begins to reprogram your subconscious mind with a new habit, and the decision is reinforced by that positive change.
Nothing has any power except the power that you give it.