Top three in no order:
If you only face forward, there is something you will miss seeing.
Vash the Stampede (Trigun)
Uncle Iroh: So this is how Commander Zhao acts in defeat? Disgraceful. Even in exile, my nephew has more honor than you. Thank you for the tea. It was delicious." Prince Zuko: "Do you really mean that, Uncle?" Uncle Iroh: Of course. I told you ginseng tea is my favorite.
(Avatar: The Last Airbender)
I love a woman who can kick my ass.
Spike Spiegel (Cowboy Bebop)
and even though I was ninja'd ages ago. "Believe in the me that believes in you"