Then I heard the voice of the Lord saying, “Whom shall I send? Who will go for us?” “Here I am,” I said; “send me!” And he replied: Go and say to this people: Listen carefully, but do not understand! Look intently, but do not perceive! Make the heart of this people sluggish, dull their ears and close their eyes; Lest they see with their eyes, and hear with their ears, and their heart understand, and they turn and...