"I frequently hear people told to give their hearts to Christ...But that is not the Gospel. Salvation comes from something Christ gives you, not something that you give to Christ. The giving of your heart to Christ follows after the receiving of eternal life from Christ by faith." from Spurgeon's Gems
Further recommended reading & listening:
The Best of The Daily Spurgeon
The Forgotten Spurgeon, by Iain Murray
A Defense of Calvinism - by Charles Spurgeon
Further recommended reading & listening:
The Best of The Daily Spurgeon
Spurgeon: The Child is the Father Of the Man
The Forgotten Spurgeon, by Iain Murray