Who said "Friendship is fleeting, like autumn leaves."?

This quote is attributed to Droopy.

Friendship is fleeting, like autumn leaves. - Droopy

"Friendship is fleeting, like autumn leaves."

Droopy Friendship

"I'm so happy."

"Hello, I'm so glad to see you."

"That makes me so sad."

"I'm afraid I have some bad news."

"Friendship is built on trust and honesty."

"True friendship is worth more than gold."

"Good friends are like stars, always there even when you can't see them."

"Friendship means sacrifice."