As we come to the close of 2020, with all its important talk about politics and pandemics, 9Marks wants to help all of us once again cast our eyes toward the eternal-toward heaven. After a tough year like this one, we need to recalibrate. We need reminding of what's of first importance, lest we lose our way. Maturity, you might say, can be measured in time horizons. Toddlers see a couple seconds into the future, children to the weekend, teenagers...