“The things I write are only light extemporanea. I won't put politics on paper... it's a mania! So I refuse to use the pen in Pennsylvania!”

“My hunger I could never satisfy with any amount of composition or extemporization of my own.”

“Vivaldi is reputed to have been a first rate violinist, his published scores springboards for flights of wild virtuoso extemporization.”

“Ernie Banks, 18, was a big hit among the two dozen or so people in attendance with his extemporization of a Chipmunklike rap song.”

“At the premiere Handel gave an organ extemporisation on the fugal subject taken up by the choir.”

“It was an artificial charade, cynically created to suggest to the viewer unrehearsed extemporisation, just as these revolting talk-shows do.”