I think, therefore I am.
Eureka!
Float like a butterfly, sting like a bee.
Keep calm and carry on.
To be or not to be, that is the question.
To infinity and beyond!
May the Force be with you.
I'll be back.
Houston, we have a problem.
The only thing we have to fear is fear itself.
Just do it.
Hasta la vista, baby.
You can't handle the truth!
To the moon!
Elementary, my dear Watson.
I have a dream.
All you need is love.