"...we are now exiles outside of the timestream, so all rules of causality have been broken..."
The deaths of the mother and the little boy are regrettable. It's called collateral damage.
"Doesn't anybody die any more?"
"You'd be amazed what you'll agree to when you're on fire."
Put that cookie down. NOW!
If you drop your gun now, I promise I won't kill you.
Let me shake hands with the man who would be Mom.
We're cool, we're badasses, blah, blah, blah.
Something is rotten in the state of Denmark, and Hamlet is taking out the trash!