to believe anything which you solemnly assert to be true.” Brethren, we ought not always to profess our ability to prove Scriptural truths to ungodly men, for many of those truths lie outside the region of their understanding. I should not try to prove to a blind man that the grass is green and the sky is blue, because he can have no idea of the proposition which I am proving. Argument in such a case is folly on both sides. To us, at any rate, prayer is no vain thing. We go to our chambers alone,