Jim Hacker: Humphrey, I just want to make absolutely sure. You're not asking me to make a courageous decision, are you?
Sir Humphrey: Of course not, Minister, what a suggestion.
Humphrey: Minister, a Minister can do what he likes.
Hacker: It's the people's will. I am their leader. I must follow them!
Hacker: The greasy pole is important. I have to climb it.
Hacker: Because it's there.
Refers to George Mallory's famous 1924 answer to the question of climbing Mount Everest. Mallory was killed later that year attempting to climb Everest.