"You think I'm a fool?" demanded Harry.
"No, I think you're like James," said Lupin, "who would have regarded it as the height of dishonor to mistrust his friends."
(About 'The Prank') "but your father, who’d heard what Sirius had done, went after Snape and pulled him back, at great risk to his life.“ - Remus Lupin
“You should have realized,” said Lupin quietly, “if Voldemort didn’t kill you, we would. Good-bye, Peter.”
"Mr. Moony presents his compliments to Professor Snape, and begs him to keep his abnormally large nose out of other people's business.
Mr. Prongs agrees with Mr. Moony, and would like to add that Professor Snape is an ugly git."
"Sorted into Gryffindor house, Remus Lupin was swiftly befriended by two cheerful, confident and rebellious boys, James Potter and Sirius Black. They were attracted by Remus’s quiet sense of humour and a kindness that they valued, even if they did not always possess it themselves."
"Give five signs that identify the werewolf. Excellent question."
"D'you think you managed to get all the signs?" said James in tones of mock concern.
"Think I did," said Lupin seriously, as they joined the crowd thronging around the front doors eager to get out into the sunlit grounds. "One: He's sitting on my chair. Two: He's wearing my clothes. Three: His name's Remus Lupin..."
"Your father and Sirius here were the cleverest students in the school...”
"...They did something for me that would make my transformations not only bearable, but the best times of my life" - Remus Lupin
"Was he playing with the Snitch?" asked Lupin eagarly.
"Yeah," said Harry, watching uncomprehendingly as Sirius and Lupin beamed reminiscently.