What's the worst thing you have ever done to someone???

Faith&Music • 31 years old, Christian wife and mom. TTC. Currently on a health and weightloss journey. 30 lbs down and counting. I WILL get there! 😀
I have done some bad things to people...but it seems like I have had way more done to me than I have done to others. Even so I feel super guilty about the times I did mess up. What's your story? What's the worst thing you have done to someone? AND what's the worst thing that's been done to to you?