change your mind

• reconsiderThink about something anew
• rethinkEvaluate again differently
• waverHesitate or fluctuate
• hesitatePause in uncertainty
• flip-flopSudden change of position

U-turn · backtrack · second thoughts · doubt · persuade · convince · sway · budge · yield · relent · pivot · reverse · retract · regret · indecision · torn · conflicted · epiphany

• Mind/Thought Idiomstrain of thought, food for thought, brainstorm, brain wave, think tank
• snap out of itsnap out of it, get a grip, get it together, shake it off, wake up