The Rabbis probably would have objected to a young religious Jewish man’s 30km Shabbat trek from Jerusalem to Ofra in order to propose to his girlfriend. Due to having to carry a bottle of water, a spare shirt plus, of course, the ring – they would have ruled that true love should wait a bit.
http://www.ynetnews.com/articles/0,7340,L-4268081,00.html