The original meaning of learning is related to human life, but if it becomes a slogan or dogma, it will lose its original meaning. 
Artificial intelligence should be able to judge that both black and white cats are cats. However, if artificial intelligence does not digest a large number of photos in advance, it is impossible to tell that both black and white cats are cats, so artificial intelligence must digest a large number of photos in advance.
 no learning should become a slogan or dogma.