The flea and thee?
Years ago I heard a crazy story that I share in my new book Attainable Sustainable CHANGE about the process of conditioning and self-imposed limitations that involved of all things, fleas! As you probably know, fleas have amazing jumping abilities. Apparently there was this researcher who took some newly hatched fleas and placed half of them in a big jar with a lid that restricted their ability to jump. The other half were placed in a high walled tank with no ceiling and cou