"I am often asked by women dating men how to tell whether they are marriage material. I tell them, ‘See if he enjoys children.’ A man who loves children is playful. He will spend his life joking with his wife because he loves to see her laugh, and will flirt with her because he loves to see her smile.
There was a time when husbands and wives worked hard to ensure they could afford the blessings of a large family. Today, the higher your earning bracket the fewer children you have, but then we always knew that many turn money from a blessing into a curse."
Babies are No Longer a Blessing by Rabbi Shmuley Boteach
I've heard Protestants and Catholics defend large families, and religions like Islam encourage large families (much mores so than Christians, unfortunately). Here's a Jewish perspective.
Hat tip: Love and Blunder