Manolis Chiotis through the heart.” Manolis Chiotis Manolis Chiotis (Greek: Μανώλης Χιώτης; March 21, 1920, Thessaloniki – March 21, 1970, Athens) was a Greek rebetiko and laiko composer, singer, and bouzouki player. He is considered one of the greatest bouzouki soloists of all time. He popularised the four-course bouzouki (tetrachordo) and introduced the guitar-like tuning, who found it better suited to the kind of virtuoso playing he was famous for. Chiotis had other successes. In the summer of 1961, he played for Aristotle Onassis and Maria Callas, Prince Rainier III of Monaco and Grace Kelly. Journalist Dimitris Liberopoulos, Onassis’ biographer, writes in
How many angels can dance on the head of a pin? about how many could perch at the same time on the head of a pin"". Dorothy L. Sayers argued that the question was "simply a debating exercise" and that the answer "usually adjudged correct" was stated as, "Angels are pure intelligences, not material, but limited, so that they have location in space, but not extension." Sayers compares the question to that of how many people's thoughts can be concentrated upon a particular pin at the same time. She concludes that infinitely many angels can be located on the head of a pin, since they do not occupy any space there: