The chains of habit are too weak to be felt until they are too strong to be broken. Samuel Johnson

The chains of habit are too weak to be felt until they are too strong to be broken. - Samuel Johnson 

  Feeling sorry for yourself, and your present condition, is not only a waste of energy but the worst habit you could possibly have. - Dale Carnegie 

  Habit and routine have an unbelievable power to waste and destroy. - Henri de Lubac

Inattention is fertile soil for bad habits to grow stronger. To break bad habits and cultivate behaviors you prefer, use your power of conscious attention and daily practice.