I beg your pardon. Stupid? [That actually gets a chuckle from him and a shake of his head.]
Daring? Yes. A risk? Certainly, but nothing I've ever done has proven stupid.
Other options:
no subject
I beg your pardon. Stupid? [That actually gets a chuckle from him and a shake of his head.]
Daring? Yes. A risk? Certainly, but nothing I've ever done has proven stupid.