How do you know it's time to give up and dismiss your claim? Well, if the judge is comparing you to the Black Knight from Monty Python and the Holy Grail, now's probably a good time:

Actually, the good time was probably a while back.

Wallace v. Hayes, No. DV 01-0882 (Mont. 13th Jud. Dist. Ct. (Yellowstone County), Jan. 30, 2013) (thanks, Paul).