[The heart is] really a fascinating organ. It's about the only organ in the body that you can really witness its function. Doing things. And so on. Some of the other organs you can witness, like the intestines, will have this sort of peristaltic motion. But nothing that can compare with the activity of the human heart.
Nobody ever left the presidency with less regret, less disappointment, fewer heart burnings, or any general content with the result of his term (in his own heart, I mean) than I do. Full of difficulty and trouble at first, I now find myself on smooth waters and under bright skies.
So you can see what is happening in the New Testament. Worship is being significantly deinstitutionalized, delocalized, de-externalized. The whole thrust is being taken off of ceremony and seasons and places and forms and is being shifted to what is happening in the heart - not just on Sunday but every day and all the time in all of life.
Acts of bravery don't always take place on battlefields. They can take place in your heart, when you have the courage to honor your character, your intellect, your inclinations, and yes, your soul by listening to its clean, clear voice of direction instead of following the muddied messages of a timid world.