The universe is big.
It's vast and complicated and ridiculous.
And sometimes, very rarely, impossible things just happen and we call them miracles.
Do what I do. Hold tight and pretend it's a plan!
Rule 1: The Doctor lies.
I am and always will be the optimist. The hoper of far-flung hopes and the dreamer of improbable dreams.
The way I see it, every life is a pile of good things and bad things.
The good things don't always soften the bad things, but vice versa, the bad things don't always spoil the good things and make them unimportant.
Everybody knows that everybody dies. But not every day. Not today.
Some days are special. Some days are so, so blessed. Some days, nobody dies at all.
Now and then, every once in a very long while, every day in a million days, when the wind stands fair and the Doctor comes to call, everybody lives.
You don't just give up.
You don't just let things happen. 
You make a stand! You say no! You have the guts to do what's right, even when everyone else just runs away.
Some people live more in twenty years than others do in eighty. It's not the time that matters, it's the person.
Never cruel or cowardly. Never give up, never give in.
Rest is for the weary, sleep is for the dead.
Bit of a hermit. A hermit? With friends Hermits United. 
We meet up every 10 years, swap stories about caves. It's good fun… for a hermit.
Don't blink. Don't even blink. 
Blink and you're dead. 
Don't turn your back. Don't look away. And don't blink.
One may tolerate a world of demons for the sake of an angel.
Rose, before I go, I just want to tell you: you were fantastic. 
Absolutely fantastic. And you know what? So was I.
We're all stories, in the end.
We're all stories, in the end. Just make it a good one, eh?
Some people live more in 20 years than others do in 80.
It's not the time that matters, it's the person.
Good men don't need rules.
Never run when you're scared.
If we're going to die, let's die looking like a Peruvian folk band.
What's the point in two hearts if you can't be a bit forgiving now and then?
There's no point in being grown up if you can't be childish sometimes.
You want weapons? We're in a library! Books! The best weapons in the world!
Superior intelligence and senseless cruelty just do not go together.
A straight line may be the shortest distance between two points, but it is by no means the most interesting.
Come on, Rory! It isn't rocket science, it's just quantum physics!
If you step on a butterfly, you change the future of the human race.
Big flashy things have my name written all over them. Well… not yet, give me time and a crayon.
Never ignore coincidence. Unless, of course, you're busy. In which case, always ignore coincidence.
In 900 years of time and space, I've never met anyone who wasn't important
Always take a banana to a party, Rose: bananas are good!
Almost every species in the universe has an irrational fear of the dark. But they're wrong. Cause it's not irrational.
Biting's excellent. It's like kissing – only there is a winner.
This is who I am, right here, right now, all right? All that counts is here and now, and this is me!
Everything's got to end sometime. Otherwise nothing would ever get started.
There's always something to look at if you open your eyes!
Never be certain of anything. It's a sign of weakness.
Courage isn't just a matter of not being frightened, you know.
It's being afraid and doing what you have to do anyway.

