The X-Files, Season 5

The Cigarette-Smoking Man:
[Approaches Spender in a parking garage] Agent Spender.. I need to speak with you.

Spender:
Who are you?

Cigarette-Smoking Man:
Somebody who's taken an interest in you - In this case of yours.. This case I gave you.

Spender:
[looks around, approaches CSM] ... What are you? CIA? NSA?

Cigarette-Smoking Man:
You're a bright boy.

Spender:
You said you had information.

Cigarette-Smoking Man:
..Control the board. Know which men to sacrifice and when.

Spender:
I don't know what you're talking about.

Cigarette-Smoking Man:
Don't become part of someone else's cause or crusade. Pursue your own self-interest - Always.