The Christian Gospel is often poorly or incompletely preached. I find it helpful to return to preachers of old to gain a true understanding of the Gospel.
This sermon by CH Spurgeon clarifies a lot that is often missing from today's Gospel preaching.
http://www.romans45.org/spurgeon/sermons/3254.htm
The Curse Removed
"Christ hath redeemed us from the curse of the law, being made a curse for us; for it is written, Cursed is every one that hangeth on a tree."—Galatians 3:13