Black Ice & being stubborn enough to keep going toward class taught me well that I don't bounce as well as when I was younger and managed to do it before I hit 40.

How to compensate for me is best summed up with "work smarter, not harder". If you don't have to, don't try to do a heavy load in one trip - make two or get some friends to help or get mechanical help.

Every so often the weather forcaster knee that resulted from three patches of black ice gets ibuprofen