The context of the following conversation is Carson was never afraid of dogs.  Even though the animal was barking, he put his hand out to comfort it.:
Carson says I believe all dogs are like furry humans..
The friend responds Some dogs are mean though..
Carson responds Nope, all dogs have a nice side..
The friend responds Haven't you ever been bitten by a dog?.
Carson responds Its never happened to me!.
The friend responds I got bit when I was five and ever since I've been traumatised..