When you look at the early-'30s movies, like King Kong, the codes of acting are very similar to those of silent movies. In some of the silent movies - the good ones, the ones done by the best directors - the acting is very, very natural. ↗
Today's Little Leaguers, and there are millions of them each year, pick up how to hit and throw and field just by watching games on TV. By the time they're out of high school, the good ones are almost ready to play professional ball. ↗