If your game has a long and complicated setup procedure, it helps if you can break the steps up into labeled groups: common setup, player setup, etc.
— Dustin Schwartz
Those who do not play do not live. Those who do not playtest do not design.
— Reiner Knizia
A prototype that’s been playtested once by strangers is better than a million game ideas sitting in your notes.
— John Brieger
It takes a lot of time and effort to build and nurture a consistent playtesting community. Not every designer has the skills or desire to do that community work either, and it can come at the cost of design time. But it’s still worth doing.
— Isaac Shalev
Some games are worth letting go so you have time to focus on others.
— Charlie Paull