"But if we lose at least we only lose our lives" - Hatake Kakashi (Before they fought Zabuza but it makes a lot more sense after reading the Gaiden Arc)
"Look up into my face and accept my apology and while you are there notice my manly handsome Features" - Gai Sensei (At begin of Chuunin Exams)
"Hey you with the attitude I want to fight you here and now" - Rock Lee (When he challenged Sasuke at the begin of Chuunin Exams)
"Naruto that was embarrssing" - Rock Lee (After Naruto got hit once by Kiba and looked like he was out for the count)
"IF I Do not go soon I will grow so old from waiting that no one will want to watch two old geezers fight And Sakura wont be impressed.....I don't even want to go now. I do not want to fight I give up....YES I KNEW IF I said I didn't I would be next it is reverse Psychology I have beaten it!" - Rock Lee (Waiting to fight in the Chuunin Exam he talks so much like me I love it. Though I condensed all the best of these all into one long quote :D)
These are all dub translations. Like it or not the Dub makes these lines sound either awesome or just plain hilarious that they are worthy of noting.