history: When I thought I had breast cancer. I was trying to tell myself everything would be okay.  A few years ago_comma_ I thought I had breast cancer. It was such a scary time_comma_ but I tried to think positive. 
current: I bet you were terrified!  Did everything turn out okay?
next: I was. And, yes, it did. I am so glad it did. I guess it's true what they say about the power of positive thinking.