Speaking generally rather than specifically: one generally wants a budget for fraud (or similar negative things) and to spend that budget prudently, not drive to zero.
Socially non-desirable to say in as many words.
I thought I was a smart kid because I knew his job was winning “cases”, so I asked whether he won all his cases.
Ah, good question. I would be a very bad lawyer if I won all my cases. The majority of disputes are settled out of court. Resolving with a lawsuit that goes all the way to trial is an option in the toolbox for generating better outcomes for clients.