That is the worst moment, when you feel you have lost / The desires for all that was most desirable, / Before you are contented with what you can desire; / Before you know what is left to be desired; / And you go on wishing that you could desire / What desire has left behind.
It provokes the desire but it takes away the performance. Therefore much drink may be said to be an equivocator with lechery: it makes him and it mars him; it sets him on and it takes him off.