<prompt> Translate the following text to EnglishKwa kuzingatia jinsi ilivyokuwa vigumu kwa Frank McCourt kujifunza jinsi ya kufundisha, mtu lazima ajulike kama walimu binafsi wanaweza kweli kupima maendeleo yao wenyewe.  <response>: Considering how hard it was for the extraordinary Frank McCourt to learn how to teach, one has to wonder whether individual teachers can really measure their own progress. 