When Scripture talks about the heart, it's not talking about that life-sustaining muscle. It's talking about our entire inner being. The heart is the seat of our emotions, the seat of decisive action, and the seat of belief (as well as doubt).
Billy GrahamEmbracing conflict can be a joy when we know that irritation and frustration can lead to growth and the re-engergizing of ourselves and others. Hot heads and cold hearts never solved anything.
Billy Graham