Letters 69.3

Just as he who tries to be rid of an old love must avoid every reminder of the person once held dear (for nothing grows again so easily as love), similarly, he who would lay aside his desire for all the things which he used to crave so passionately, must turn away both eyes and ears from the objects which he has abandoned. The emotions soon return to the attack;

Seneca, Letters to Lucilius 69.3, translated by Richard Mott Gummere