“- The Doctor: You want dominion over the living, but all you do is kill!
- The Master: Life is wasted on the living!”
Paul McGann - The Doctor
Eric Roberts - The Master

“What's your point? There's always something that gives me false hope? That I'm wasting my life?”

Charlie Sheen - Zane Zaminsky

“- Biff Loman: I've always made a point of not wasting my life. Whenever I come back here I know that all I've done is to waste my life.
- Harold 'Happy' Loman: You're a poet, Biff. You know it? Yeah, you're an idealist.
- Biff Loman: No, I'm mixed up very bad.”
John Malkovich - Biff Loman
Stephen Lang - Harold 'Happy' Loman

Tomorrow the pair celebrate their 42nd wedding anniversary. When asked how they could possibly have known that it would all work out. Professor Harrison replied in true scientific fashion: "We don't know, you can never be sure. But you take the plunge anyway. Sure is for people who don't love enough".
Piper Perabo - Rachel

“After all is said and done, the only thing you can be really sure of, the only thing you can really count on in this world, is that you just never fucking know.”
Ben Affleck - Larry Gigli