As Mick mentions in his comment, "to deem fit" is just a little outdated-fashioned but not, I do think, adequate that you shouldn't find out how to make use of the idiom. I wouldn't contact it "Victorian" English, as it is a phrase that sees frequent use even nowadays. Psoriasis: https://ourbigdirectory.com/listings13266823/how-homeopathic-clinic-in-naranpura-can-save-you-time-stress-and-money