"Visit many good books, but live in the Bible" - C. Spurgeon “The Bible is not the light of the world, it is the light of the Church. But the world does not read the Bible, the world reads Christians! “You are the light of the world.
"The heart is deceitful above all things, and desperately wicked, who can know it?" "Foolishness is bound in the heart of a child, but the rod of correction shall drive it far from him." Both of the verses are in God's Word, the Bible.