What's your favorite digit?

[Ellen Forradalom]

[foxy]

1. I have to say the middle

It has the most meanings...
[]
O8)

[nuxvomica]

2. The index finger is then most versatile

It can focus your attention in it's eponymous mode.
It can convince the person ahead of your that you're "packing."
It's a hook when buttonholing someone.
It works with the thumb in a number of capacities, including punctuating Rummy's lies.
It can call forth or admonish.
It's the scout finger. It goes where other fingers are soon to follow.