Why?
Summary - Spoilers for Evolution of the Daleks. One of the final scenes in not so many words. Another poem.

"Why?"

One word.
One moment.
One hesitation.

"Why?"

One hope.
One possibility.
One outcome.

"Why?"

One battle.
One victory.
One desperation.

"Why?"

One Dalek.
One Time Lord.
One word.

"Why?"