Lie to them, Jack. If you do it half as well as you lie to yourself, they'll believe you.

Locke: "Why are you out here Jack"
Jack: "I think I'm going crazy"
Locke: "No you're not going crazy"
Jack: "No?"
Locke: "No crazy people don't know... more

I've looked into the eye of this island, and what I saw...was beautiful.

you stole my kidney!

John: Where do you get electricity?

Ben: We have two giant hamsters running in a massive wheel in our secret underground lair.

John: Yeah, that’s funny

Jack: I don't believe in destiny.

Locke: Yes you do, you just don't know it yet.

When are we?

LOCKE: What is this?

RICHARD: It's a compass.

LOCKE: What does it do?

RICHARD: It points north, John. Look, I wish I had time to be more sensitive about this because it's a lot to... more

Jack: "I don't believe in destiny."
Locke: "Yes, you do. You just don't know it yet."

LOCKE: Why would you help me?

WIDMORE: Because there's a war coming, John. And if you're not back on the Island when that happens, the wrong side is going to win.