In prison you spend the majority of your time in an 8′ x 10′ cell.
At work you spend the majority of your time in a  6′ x 8′ cubicle.

In prison you get three meals a day.
At work you only get a break for one meal and you have to pay for it.

In prison you get time off for good behaviour
At work you get rewarded for good behaviour with more work.

In prison taxpayers pay all your expenses, and there’s no need to work.
At work you have to pay all your own expenses to get to work, and then you have tax deducted from your pay to pay for prisoners.

In prison a guard locks and unlocks all the doors for you.
At work you have to carry a security card and unlock all the doors yourself.

In prison you can watch TV and play games.
At work you get fired for watching TV and playing games.

In prison you get your own toilet.
At work you have to share.

In prison they allow your family and friends to visit.
At work you’re not even allowed to speak to your family and friends.

In prison you spend most of your life looking through bars from the inside wanting to get out.
At work you spend most of your time wanting to get out and inside bars.

In prison you can join many programmes which you can leave at any time.
At work there are some programmes from which you cannot ever get out.

In prison you must deal with sadistic wardens
At work they’re called managers.

In prison you have lots of time to read jokes on blogs.
At work you get fired if you’re caught reading jokes on blogs.