From "Castle: Secret Santa (#5.9)"
We're putting up the tree the other day, sand Jenny says to me, "It just doesn't feel like Christmas without kids. She wants to try. But I come to work. I watch the news everyday. It seems like the world's falling apart. How am I supposed to bring a kid into that?
The world's always falling apart, bro. Since the beginning of time. But having kids, making a family, that's what keeps it together.