I might also suggest using a gerund for your question.
'quid est mos melior dicendi Latine...'
The use of the infinitive seems a bit off to me...
I know that's nothing to do with your query, but it might help nonetheless.
BTW I agree with cb about utinam.
The only thing we can guarantee when communicating via the internet is that we will be almost completely misunderstood, and likely cause great offence in doing so. Throw in an attempt at humour and you insure a lifelong enemy will be made.