There was a time in U.S. history when it wasn't uncommon for several generations to be living together under the same roof. All of this "oh, he's twenty-three,

There was a time in U.S. history when it wasn't uncommon for several generations to be living together under the same roof. All of this "oh, he's twenty-three, why's he still living with his parents?" non-sense would sound very, very strange to someone from yesteryear.