Time & Tide
Consider this when next you stand at the shore's edge gazing out to sea, marvelling in the constancy of its ebb and flow. It was never always thus and will always be changing as time inches forward and Earth's geological clock ticks on. When the Moon was much closer to the Earth after it broke away from its mother ship, its gravitational pull was much greater than now, and each incoming tide would seem to us now as violent as a tsunami. As the moon gradually moves further from our planet, it is likewise prompted on its journey by the ocean tides on our planet that it - principally - initiated in the first place; each swell of our oceans a gentle push outwards and onto our moon, gently, subtly, nudging it further out into space, its progress more remotely aided by the weaker gravitational pull of more distant solar, planetary and stellar bodies: its progress outward and away from its original home and us, imperceivably but measurably slow and insistent. Over vast time, the tides...