There is no spot of ground, however arid, bare or ugly, that cannot be tamed into such a state as may give an impression of beauty and delight.
Imagine if you had baseball cards that showed all the performance stats for your people: batting averages, home runs, errors, ERAs, win/loss records. You could see what they did well and poorly and call on the right people to play the right positions in a very transparent way.
But the more we search the Scriptures, the more we perceive, in this doctrine, the fundamental truth of the gospel - that truth which gives to redemption its character, and to all other truths their real power.