Who said "Patience is bitter, but its fruit is sweet."?

This quote is attributed to Francesco Petrarca.

Patience is bitter, but its fruit is sweet. - Francesco Petrarca

"Patience is bitter, but its fruit is sweet."

Francesco Petrarca Patience

Poet Italian 1304–1374

"Time is the substance I am made of."

"Nothing is so unbelievable that oratory cannot make it acceptable."

"Who is the happy man? He who has a healthy body, a resourceful mind, and a docile nature."

"Five enemies of peace inhabit with us: avarice, ambition, envy, anger, and pride."

"Patience is a virtue I'm still learning."

"I may be a redhead, but I'm not a hothead."

"Patience is a virtue."

"Patience is a virtue I never learned."