We are as Children in the Dark

[A]s children tremble and fear everything in the blind darkness, so we in the light sometimes fear what is no more to be feared than the things children in the dark hold in terror . . .

 Only Atoms are Immortal

... moving randomly through space, like dust motes in a sunbeam, colliding, hooking together, forming complex structures, breaking apart again, in a ceaseless process of creation and destruction. There is no escape from this process. ... There is no master plan, no divine architect, no intelligent design. All things, including the species to which you belong, have evolved over vast stretches of time. The evolution is random, though in the case of living organisms, it involves a principle of ...

 On the Nature of Things...

No single thing abides; but all things flow. Fragment to fragment clings-the things thus grow Until we know and name them. By degrees They melt, and are no more the things we know. Globed from the atoms falling slow or swift I see the suns, I see the systems lift Their forms; and even the systems and the suns Shall go back slowly to the eternal drift. You too, oh earth-your empires, lands, and seas - Least with your stars, of all the galaxies, Globed from the drift like these, like these you ...