One-half of life is admitted by us to be passed in sleep, in...

One-half of life is admitted by us to be passed in sleep, in which, however, it may appear otherwise, we have no perception of truth, and all our feelings are delusions; who knows but the other half of life, in which we think we are awake, is a sleep also, but in some respects different from the other, and from which we wake when we, as we call it, sleep. As a man dreams often that he is dreaming, crowding one dreamy delusion on another.