The following Doctor Who quote is taken from the episode Gridlock broadcast originally on April 07, 2007.
Doctor Who – Gridlock
Martha: He said, “last of your kind.” What does that mean?
The Doctor: It really doesn’t matter.
Martha: You don’t talk. You never say! Why not?
[The whole city starts to sing “Abide With Me”]
Martha: It’s the city. They’re singing.
The Doctor: I lied to you, ‘cos I liked it. I could pretend, just for a bit, I could imagine they were still alive underneath that burnt orange sky. I’m not just a Time Lord; I’m the last of the Time Lords. The Face of Boe was wrong; there’s no one else.
Martha: What happened?
The Doctor: There was a war. A Time War. The Last Great Time War. My people fought a race called the Daleks, for the sake of all creation. And they lost. We lost. Everyone lost. They’re all gone now. My family. My friends. Even that sky. [reminiscent] Oh, you should have seen it! That old planet… The second sun would rise in the south, and the mountains would shine. The leaves on the trees were silver, when they caught the light, every morning it looked like a forest on fire. When the autumn came, a brilliant glow though the branches…