The passion was carried to its utmost point, but never torn to tatters, the freest use of tempo rubato permitted, but always within the limits of the most just regulation."
"Famous Violinists of To-day and Yesterday"
Henry C. Lahee
Viola and Olivia have one chorus to themselves, very rubato.
"Shakespeare and Music"
Christopher Wilson
He also attempts to regulate the rubato-this is the first of the studies wherein the rubato's rights must be acknowledged.
"Chopin: The Man and His Music"
James Huneker