If your happiness depends on the actions of others, You're at mercy of things that you can't control.
If your happiness depends on the actions of others, You wrecked mercy of things that you can't control.
If your happiness depends on the actions of others, (you know) you‘re at mercy of things that you can't control.
If your happiness depends on the actions of others, you're at mercy of things that you can't control.
If your happiness depends on the actions of others, (you know) you‘re at mercy of things that you can't control.
If your happiness depends on the actions of others, you're at mercy of things you can't control.
thank you very much, teacher Gwen!