Who said "The written word outlives the spoken promise."?

This quote is attributed to Federigo Tozzi.

The written word outlives the spoken promise. - Federigo Tozzi

"The written word outlives the spoken promise."

Federigo Tozzi Literature

Novelist Italian 1883–1920

"Life is what happens while you're making other plans"

"Love is the only force capable of transforming an enemy into a friend"

"The only true wisdom is in knowing you know nothing"

"Happiness is not by chance, but by choice"

"The pen is mightier than the sword."

"Literature opens the mind to new worlds"

"The interesting thing about books is that they're made of words."

"Literature captures the essence of what it means to be human."