Yoda: Size matters not. Look at me. Judge me by my size, do you, hmm? And well you should not, for my ally is the Force. And a powerful ally it is. [looks around him] Life creates it. Makes it grow. Its energy surrounds us, and binds us. Luminous beings are we, not this crude matter. You must feel the Force around you. Everywhere. Here, between you, me, the tree, the rock, everywhere. Yes, even between the land and
Yoda: No! Try not! Do, or do not. There is no try.
[Luke concentrates, and the X-wing begins to rise out of the swamp. A moment later, however, it sinks the rest of the way, with Yoda and R2-D2 both expressing their disappointment.]
Luke Skywalker: [tired] I can't. It's too big.