Quotation of Dr. Seuss about happiness

 “Don't cry because it's over, smile because it happened.”


















                              Dr. Seuss

Geisel in 1957, holding The Cat in the Hat, which inaugurated his Beginner Books
Born	Theodor Seuss Geisel March 2, 1904 Springfield, Massachusetts, U.S.
Died	September 24, 1991 (aged 87) La Jolla, California, U.S.[1]
Pen name	Dr. Seuss, Theo LeSieg, Rosetta Stone, Theophrastus Seuss
Occupation	Writer, cartoonist, animator, book publisher, artist
Nationality	American
Genre	Children's literature
Notable works	Horton Hears a Who! (1954) The Cat in the Hat (1957) How the Grinch Stole Christmas! (1957) Green Eggs and Ham (1960) The Lorax (1971)
Years active	1927–1990
Spouse	Helen Palmer Geisel (1927–67) Audrey Stone Dimond (1968–91)
Signature

From :   http://en.wikipedia.org/wiki/Dr._Seuss
What do you think about this quotation?
 “Don't cry because it's over, smile because it happened.”