Where Is That In The Bible? Where Is That In The Bible? shows you how to deflate standard objections to Catholicism - and how to use Scripture to bring people into (or back into) the Church.
"Who does not see that knowledge precedes faith? Nobody believes unless he knows what to believe."
~ Augustine of Hippo, convert, bishop, theologian, Father and Doctor of the Church, Saint; noting that the assent of faith is a rational act; before it can be made, it must be known for certain that there is a God, that He has spoken, and that what He has spoken is known. (see "Science and the Church")