My girlfriend called and told a joke. I don't know what to say. Who recommends a few?

Last night, after touching each other warmly, we told each other love stories. Speaking of childhood, he suddenly became very sad and said softly with a little regret, "I'm sorry, dear, we are doomed to have no children of our own in this life." Why don't you find another life and have a baby? " I hugged him tightly, stared at his tearful eyes affectionately and said firmly, "honey, don't say such things again." I will never convince myself to accept a woman in order to carry on the family line! "