What are reasons to choose a scripting language over C#?

Question

What are reasons to choose a non DSL scripting language over statically compiled language such as C#?

-edit- Good answers so far. I feel I should explain further. I

Answer 1

It's kind of been mentioned tangentially, but the question as phrased contrasts 'statically typed' versus 'scripting', and it's a false dichotomy. It's possible to have both, in languages like F#, where there is succinct syntax, type inference, and an interactive REPL. There are some trade-offs and tensions on both sides, but you get a lot of the best of both worlds.