Stopping on your journey to look at a map, momentarily, is a fine idea. But there’s only so much the map can tell you. In order to get anywhere, you need to spend most of your trip traveling with your eyes on the road, watching for what will happen next. Ruminating is like spending all your time looking in the rearview mirror. Worrying about the future is like trying always to get a peek past the horizon while remaining oblivious to what’s happening to you right now, at ground level. Sure, glance back and look far ahead sometimes—but doing nothing else is a surefire way to put your life in a
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