What lasts forever? Mountains and oceans are not eternal. Sooner or later they will change beyond all recognition. Indeed, even the Earth itself had a beginning and will, one day, have an end. What are you and I then, other than living examples of what it means to be 'here today and gone tomorrow'. And what does that say about our preferences, personalities and problems? Where there's unnecessary stress in your world now, it has something to do with forgetting how brief and ultimately trivial a drama truly is