Who said "Patient waiting is not passivity but active trust."?

This quote is attributed to Ungaretti.

Patient waiting is not passivity but active trust. - Ungaretti

"Patient waiting is not passivity but active trust."

Ungaretti Patience

Poet Italian 1888–1970

"I will sing the joy of my tormented life"

"The only certainty is that nothing is certain"

"In the middle of life we are in death"

"Poetry is the art of expressing what cannot be said"

"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."