Xxv. How small is that part of the vast and infinite eternity that is given to each of us, and how quickly it returns to the general eternity of the world; from common matter, and from a common soul too - what a small part is given to us; and on what small patch of whole land (roughly speaking) should you crawl. Having properly thought over these things to yourself, do not imagine that anything else in the world is any significant and important, except to do only what your own nature requires and adapt to what the general nature gives.