But he decided to forget the matter, put it entirely out of mind, which he did with the help of the man on his right, who was as talkative as the girl on his left was not.  His name, Jubal learned, was Sam, and presently he learned that Sam was a man of broad and deep scholarship, a trait Jubal valued in anyone when it was not mere parrot learning - and he grokked that in Sam it was not.