Tactics In The Spiritual Warfare

For when the causes of [temptation] are distant from [a person], he is not endangered by the twofold warfare, that is, the one which is both inward and outward.  See how much easier is the struggle when [a person] desires things that are afar off than when the very things themselves are close at hand and by their sight inflame the thoughts; for the struggle in the latter case is twofold.  …