00:07I called him and I said good morning Mr. Escher I just wanted to let you know what a brilliant
00:14artist I think you are and that's all I wanted to say but then he said I'm not an artist
00:19I'm a mathematician
00:35music
00:35music
00:35music
00:35Grazie a tutti.
01:16Grazie a tutti.
01:48Grazie a tutti.
02:08Grazie a tutti.
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