Antimatter

On the other side of a mirror there's an inverse world, where the in-
sane go sane; where bones climb out of the earth and recede to the first
slime of love.

And in the evening the sun is just rising.

Lovers cry because they are a day younger, and soon childhood robs
them of their pleasure.

In such a world there is much sadness which, of course, is joy...

by Russell Edson, from The Tunnel (Field Translations Series).