“Best friends are important. They're the closest thing to a sister you'll ever have.”

“Now isn't that nice!' said the old lady. 'If cousins are the right kind, they're best of all: kinder than sisters and brothers, and closer than friends.”

“You'll have to excuse my friend, Ryan. That's the first time he's ever touched a woman.”

“The most important thing in life is to love what you're doing, because that's the only way you'll ever be really good at it.”

“Within Easy Company they had made the best friends they had ever had, or would ever have. They were prepared to die for each other; more important, they were prepared to kill for each other.”

“Blay was the closest thing to an angel Qhuinn had ever come near.”

“There were rules among friends, commandments, really, and the most important one was Thou Shalt Not Lust After Thy Friend's Sister.”

“the important thing is not what we (look) like, but the role we play in our best friend's life.”

“We'll play jacks and Uno cards
I'll be your best friend
And you'll be mine”

“I, um, I have this problem. I broke up with my boyfriend, you see. And I'm pretty upset about it, so I wanted to talk to my best friend. […] The thing is, they're both you.”