The context of the following conversation is Aubrey went mountain climbing all by herself to show her courage. She was placing her life at risk going alone.:
Aubrey says I had such a great time, it was amazing..
The friend responds That's not the point. You could have been in trouble and all alone..
Aubrey responds Nothing bad happened. I knew it would be okay..
The friend responds Next time, it might not be. Promise me you'll always go with someone..
Aubrey responds Alrigh, if it will make you feel better, I promise I will take someone with me..
The friend responds That's a promise and you can't break it..