After all, there must have been a corresponding inner weakness in him to have permitted him to become the victim of a temptation. Consequently it is often better not to ask for protection against the temptation. This simply hides and covers over the weakness and permits it to remain in his mental makeup. It is better to ask for the strengthening of his own willpower, to cultivate it through a creative meditation exercise specially directed to the purpose: he should picture the arousal and hardening of this willpower during the very moments of temptation by seeing himself emerge victorious by his own forces.
-- Notebooks Category 6: Emotions and Ethics > Chapter 1: Uplift Character > # 81