Intelligence is real. IQ measures something associated with intelligence. But people should care more about doing what they want to do rather than a number that

Intelligence is real. IQ measures something associated with intelligence. But people should care more about doing what they want to do rather than a number that might say something about their ability to do what they may want to do. Interest usually implies a level understanding. If you're interested in something, you should be able to do that thing at least modestly well.