Do you know what radical means? It doesn't mean "being angry and aggressive" in your political views. It means *at the roots of*.
If you use that word, expect to defend how your perspective can solve *the root* of the problem.
For example: Anne, Bill, and Cathy entered a baking contest. Oh no! They accidentally burned the cake. They rush to fix the problem. Bill trims the burned parts off and Cathy adds extra frosting. Anne says "guys, I think we need to bake a new cake."