In life, it’s always easier to backslide than it is to scale the mountain.
People who try to lose weight or get healthier often find it’s easier to return to old habits than it is to establish new ones. Grinding away at your job day after day requires more energy and effort than mailing it in. Sometimes, you wake up in the morning and you don’t really feel like being the most engaged parent in the world, taking your son or daughter to yet another music lesson/sports practice/dance recital.
Some 180s are easier to accomplish than others.