"Behold, I stand at the door and knock. If anyone hears my voice and opens the door, I will come in to him and eat with him, and he with me." Revelation 3:20
"Nothing else is required of us in order to our having an interest in Christ but that we should find it in our hearts to be willing that Christ should be ours and we his."
Jonathan Edwards, in Michael D. McMullen, editor, The Blessing of God, page 362.