He started to learn Chinese classical literature when he was fourteen years old because it was an accomplishment for the samurai.
#He started to learn Chinese classical literature when he was fourteen years old because it is an accomplishment for the samurai.
#He started to learn Chinese classical literature when he was fourteen years old because it is an accomplishment for the samurai.
The boy started to learn Chinese classical literature when he was fourteen years old because it was an accomplishment for the samurai.