It learns quickly what sort of courtship it is going to be. Say you promise to be at your desk in the evenings, from seven to nine. It waits, it watches. If you are reliably there, it begins to show itself—soon it begins to arrive when you do. But if you are only there sometimes and are frequently late or inattentive, it will appear fleetingly, or it will not appear at all. Why should it? It can wait. It can stay silent a lifetime. Who knows anyway what it is, that wild, silky part of ourselves without which no poem can live?