Back in the day, I had a housemate challenge me on this just as I came home with a $1 secondhand copy of Origin of Species. I was very calm and step-by-step about it, but the poor guy had a crisis of faith afterwards and then a mental health breakdown.
Just wanna say 90% of the world's Christians belong to churches who make no effort to deny evolution, so everyone should DYOR, and changing your view on variation, selection and reproduction does not require you to change your views about God.