It seems to me that the Pope's son, the Cardinal, is not in a condition for me to give him my daughter to wife. Make a cardinal who can marry and take off the hat, and then I will give him my daughter.
Dated 1498 or earlier. Quoted in Sarah Bradford, Cesare Borgia / His Life and Times (1976, George Weidenfeld and Nicolson Limited. London. Reprinted 1981. ISBN 0-297-77124-8), p. 72