Originally Posted by CDSmith

All puppies go through a teething phase, it's perfectly normal behavior. It actually feels good on their teeth when they're bite-nibbling everything in sight, including your fingers. Just make sure you have plenty of chew-toys handy, because once they get the dreaded taste for people's shoes it can get really annoying to come home and find all your $110 dollar sneakers piled under the table along with your $300 boots and your good dress shoes -- all chewed to shit.

In other words it's probably best to just lock up your shoes now.