“Unless you know for sure that a suggestion isn’t going to pan out, then it’s worth doing due diligence and testing it out. You never know which decent-sounding suggestions will be right for the game, and which just won’t pan out, until you try them.”
— Seth Jaffee
“Designers, challenge yourself to streamline. Simplicity is harder than kitchen sink.”
— Byron Collins
“Remove anything you can that will delay you getting the first prototype to the table – that is where you will learn the most about the game, not on your computer or in your head.”
— Matthew Dunstan

12 things you need to know about playtesting (video)