Kid-who-works-with-me-now, you silly thing.
Can't you witness like the Cute Desk Guy, Darkside, and sionainn witness? Just by being who you are and being the sort of steady, dependable, and uplifting person that people go to and want to be like? Handing out literature, however cute, to people wearing all black and stars, is really rather rude.
Smacks upside the head in Christ,
your neighbor and now co-worker