Say "no" when you should say "no", learn to refuse others when you do things, and say "no" when you should say "no", which is not only to protect yourself properly, but also a principle of doing things. Don't be embarrassed and don't have the courage to say "no". Say "no" skillfully, otherwise it will be you who will be hurt.

Say "no" when you should say "no", learn to refuse others when you do things, and say "no" when you should say "no", which is not only to protect yourself properly, but also a principle of doing things. Don't be embarrassed and don't have the courage to say "no". Say "no" skillfully, otherwise it will be you who will be hurt.