Cancers are often portrayed as shy and retiring—an overly sensitive sign that will do anything to avoid confrontation. And Cancers will indeed extend the benefit of the doubt, work to lower the temperature in the room, and give people time and space to get over themselves. The part about Cancer that often gets overlooked, however, is that when you've had it, you've had it—and that's what you'll be feeling on October 17th when the Full Moon in Aries squares Pluto in Capricorn. This is a definitive square, which means that once that door closes, there will be no reopening it again.