Michael Jordan may be unsuccessful at professional baseball, but he was quite successful at basketball. If he fails to make the major leagues of baseball he will not be a failure, he will simply fail to make it to the big leagues of baseball. If we teach ourselves and our students the principle of individuality, we will be teaching them not to overgeneralize, to stay closer to the unique facts of a situation. Nutrition is an area where there is much confusion today that is in part the result of under-evaluating by individuality. Many people are afraid to eat certain foods, evaluating them as toxic.
Some people eat lots of certain foods that they label health foods.
Let us use a banana as an example. Most people would say that bananas are good food. Eat a banana, it's good for you. Yet I know a person who followed that advice and nearly died as a result of it. He had to be rushed to the hospital in an ambulance and covered in ice to get his temperature down.