Not even just on an individual basis. If you think about how long it took for dexterous hands to develop on an evolutionary basis, it took tens/hundreds of mill

Not even just on an individual basis. If you think about how long it took for dexterous hands to develop on an evolutionary basis, it took tens/hundreds of millions of years or even billions of years depending on where you start from. Also, there is an interesting theory that humans hands not only evolved to grab things, human hands evolved to form "efficient" fists for punching. http://www.latimes.com/science/sciencenow/la-sci-sn-human-fist-punching-evolution-males--20151021-story.html http://www.latimes.com/science/sciencenow/la-sci-sn-human-fi...