I always thought Sulu's line was just some nerd talk like the rest of us do to contribute/showoff in a conversation.
"You know his name was originally Luke Starkiller?"
"You know Jeffrey Sinclair was going to last the whole series, right?"
"You know Sulu was originally an astro scientist?" "Aren't you Sulu?" "I said what I said."
"You know his name was originally Luke Starkiller?"
"You know Jeffrey Sinclair was going to last the whole series, right?"
"You know Sulu was originally an astro scientist?" "Aren't you Sulu?" "I said what I said."
