Sherlock Holmes becomes more human and more adept at fitting in with a lot of people, but he remains separate from the human race because he finds that a better place to observe that from. He stays on the mountain top because there, he can see clearly.

There's one thing you don't put in a trap, if you're smart, if you value your continued existance, if you have any plans about seeing tomorrow, there is one thing you never ever put in a trap. And what would that be sir? Me

As we all know, it is the proper duty of every British subject to come to the aid of the TARDIS.

If you take most men aside when their wives are pregnant, most men are pretty frightened and worried and faintly disgusted by the whole experience.

I can say with pride verging on smugness that I've got two very successful shows that assume their audience is very smart.

When man invented fire, he didn't say, "Hey, let's cook." He said, "Great, now we can see naked bottoms in the dark.

I stole your childhood and now I’ve led you by the hand to your death. But the worst thing is, I knew. I knew this would happen. This is what always happens. Forget your faith in me. I took you with me because I was vain. Because I wanted to be adored. Look at you. Glorious Pond, the girl who waited for me. I’m not a hero. I really am just a mad man in a box. And it’s time we saw each other as we really are. Amy Williams, it’s time to stop waiting.