Yes indeed, children are a gift and not a human right. Some couples are lucky enough to have kids as a gift from God, others are not so lucky. That is the way life goes, I guess. It's good you keep in touch with your kids through letters, it's like ...
Write about recent books you have read. I'm reading "Darkness at Noon" by Arthur Koestler at the moment, it's about a man in prison solitary confinement.
I saw a show about an American Prison on the East Coast a few weeks ago. Most of the show was about the negative side of solitary confinement; cons kicking windows, cutting themselves and going insane with boredom. The new Governor is reducing the number of cons in solitary cos ...