Autumn... the year's last, loveliest smile.
William Cullen Bryant

I'm so glad I live in a world where there are Octobers.
L.M. Montgomery, Anne of Green Gables

Autumn is a second spring when every leaf is a flower.
Albert Camus

Delicious autumn! My very soul is wedded to it, and if I were a bird I would fly about the earth seeking the successive autumns.
George Eliot

“No spring nor summer beauty hath such grace as I have seen in one autumnal face."
John Donne