" Most attackers are looking for easy victims. They’re not looking for a fight, not even a verbal one. Saying No makes you a less attractive target. Submitting and being nice to attackers in the hope that they will be nice to you in return is not the safest strategy.” Saying “No!” helps you gather your energy, reminds you of your right to say No, draws attention, and expresses your power. "

― William Ury , The Power of a Positive No: How to Say No and Still Get to Yes