Stand up for yourself when people try to play mind games with you, Gemini. It’s a lesson you’ll learn when Mercury in Sagittarius opposes Jupiter in your sign on Monday. Mercury isn’t retrograde yet, so be strategic in all of your interactions to get the upper hand.Get ready to officially begin your era of discovery and adventure when Pluto enters Aquarius and your expansion zone on Tuesday. The next two decades will open up your intellectual horizons. This is a great time to deepen your education, travel internationally, and even move to a new place. Keep an open mind!You might even be open to new relationships when the sun enters Sagittarius and your partnership zone on Thursday. Take a leap of faith in all of your relationships, because they could work out for your highest good. Remember that love is a journey, not a destination.