Creative Proposal Ideas: How Would You Handle This Unique Situation?

Proposal line...

"I don't want my son to roam madly for your daughter. Let's get married and let them be brother and sister."
Should I try this or is there anything better than this...?

It's kind of a pickup line, isn't it?

One more... you might know about ICEBREAKER... training classes?

On the same lines... I took some ice cubes, went in front of the girl, then threw the cubes on the floor and crushed the ice with my legs. I said, "Now that I have broken the ice, can we talk?" And we did talk a lot!!