PULVIS ET UMBRA . 119 man treads them by thousands in the dust, the yelping hounds burst upon their trail, the bullet speeds, the knives are heating in the den of the vivisectionist; or the dew falls, and the generation of a day is blotted out. For these are creatures, compared with whom our weakness is strength, our ignorance wisdom, our brief span eternity. And as we dwell, we living things, in our isle of terror and under the imminent hand of death, God forbid it should be man the erected, the reasoner, the wise in his own eyes—God forbid it should be man that wearies in well-doing, that despairs of unrewarded effort, or utters the language of complaint. Let it be enough for faith, r,that the whole creation groans in mortal frailty, strives with unconquerable constancy : Surely not all in vain.