All Time Greatest Movie Quotes

The touching "bud" scene in Transformers 2 between Sam and Bumblebee
 

Sam Witwicky: Look, the guardian thing is done, okay? You did your job. It's over with. You've gotta be something else, you've got have a bigger purpose then just me, Bee! I can't be the end all deal in your life!

Bumblebee: "What is"... "your"... "purpose"... Sam?

Sam Witwicky: I don't know. I wanna... I wanna be normal, I want to go to college. Everybody has this, and I should be able to experience this. And I can't do that with you.

[Bumblebee bursts into tears; literally, with his windscreen cleaners malfunctioning]

Sam Witwicky: Come on... it's not the last time I'm gonna see you, you know? Come on, don't do that... Bee, you're killing me...

[Bee angrily gesticulates to Sam to go away]

Sam Witwicky: You'll always be my first car man. I love you.