by Paul E. RobinsonAnton Kuerti arrived in Canada in 1965, and Toronto has been his home base ever since. In that span of 45 years, this extraordinary artist has demonstrated time and again that he has no peer in the performance of the piano music of Beethoven, Schubert and Schumann. In Canada, Kuerti is a national treasure; in the United States, he has had an illustrious career, stemming from his student days in Cleveland and Philadelphia, to his now regular concertizing in America’s major cities. Those fortunate enough to be in McCullough Hall at the University of Texas (Austin) last…