If you have to hide him from the public to limit the number of stupid comments he makes that could cost him the Democratic primary, how the hell can you think he will be a good candidate in the general?
Seriously, running for President (and, for that matter, being President) is an inherently public job. If your advisers think being in public is a negative, you're not qualified for that job.
Seriously, running for President (and, for that matter, being President) is an inherently public job. If your advisers think being in public is a negative, you're not qualified for that job.