It's a subtle thing, freedom. It takes effort; it takes attention and focus to not act something like an automaton. Although we do have freedom, we exercise it only when we strive for awareness...
~ Gabor Mate in IN THE REALM OF HUNGRY GHOSTS
Prayer may take the shape of sacrifice, supplication, adoration or meditation; it may even appear in simple daily acts of kindness; but it is always the outer visible sign of an inward communion with the Divine.