Listen, you're my children and I love you but you're all terrible at what you do here and I feel like I should tell you, I'd fire all of you if I could -Bob Belcher 

We've all got both light and dark inside us. What matters is the part we choose to act on. That's who we really are - Sirius Black

900 Hundred years of Time and Space and I've never met someone who wasn't important -The Doctor