Whereas faith gives us certainty that God’s words are true, experience brings heavenly realities into the heart. Faith opens a window to see into heaven, but experiential knowledge brings a foretaste of heaven into the soul. Calvin says: But it is to be observed, that there are two kinds of knowledge—the knowledge of faith, and what they call experimental knowledge. The knowledge of faith is that by which the godly feel assured that God is true—that what he has promised is indubitable; and this knowledge