Yogurt's got a culture. (no offence)
Because he didn't know the difference between Jose and Hose B.
A French pig goes, "Oui! Oui! Oui!" all the way home.
If left for 400 years, the yoghurt will develop a culture.
In 200 years the milk will have developed a culture.
If you leave the yogurt for 100 years alone, it develops a culture.
If you leave yogurt alone for 300 years, it develops a culture.