PUZZLE: Forecast: Chilly

Find the hidden message. (This one's easy. Try it on the kids.)

Time befriends

For brief space--

Warm days sends;

Clothes in grace

Man and maid.

This I wot:

Looks must fade,

Like or not.

One is not here

Long, my chums;

Cold from hot, here

Winter comes.

by Willard R. Espy