Moving towards Q2A as a platform,
I would be nice if the administrator would be able to remove "Ask a Question" page via Admin->Pages tab. What do you think ?
Now solution is to play on themes:
Welcome to the Q&A site for Question2Answer.
If you have a question about Q2A, please ask in English.
To report a bug, please create a new issue on Github or ask a question here with the bug tag.
If you just want to try Q2A, please use the demo site.