Who said "Happiness is never final; neither is unhappiness."?

This quote is attributed to Douglas Coupland.

Happiness is never final; neither is unhappiness. - Douglas Coupland

"Happiness is never final; neither is unhappiness."

Douglas Coupland Happiness

Novelist Canadian Born 1961 (age 65)

"The future is just history that hasn't happened yet."

"I think that all things in life are luck."

"Shopping is the sea in which we now swim."

"Ignore all hatred and criticism. Live a happy life."

"Babalú!"

"My greatest joy is making people smile."

"Laughter and love make a home."

"The best things in life are free."