Blessed are those whose strength is in you, in whose heart are the highways to Zion.  Psalm 84:5 The heart is often under attack in the church.  It seems that one verse in Jeremiah stands for the whole of scripture’s stand on the heart.  “Your heart is deceptive and desperately wicked,” preachers tell me, but then I am told to guard my heart, for out of it comes the wellsprings of life, according to Proverbs.  Seems contradictory. The New Testament is kinder to the heart, telling me to love others from the heart, to love God with a pure heart, and not to lose heart.  And if my heart condemns…