If you're stubborn in your gameplan, it might take 10 matches against a pusher to realize 100% is just not a winning framework for a strategy. No one is stopping you from going for it once or twice if you are fairly confident, but it's always best to play safely within your ability in a match situation.
Practice should ideally be the time you raise and identify your 100% mark; the fact that you are successfully and consistently going 100% in match play means one of three things:
1. It's actually not 100% of your ability
2. You're in "the zone" that many a player have long sought
3. You are a master of mental and technical fortitude; teach me your ways...