The thing about getting older is the injuries. You just get injured more often. You take time off, you come back, you get injured again and you never get in shape.
“For so long as the Jew has even one ally, he will be convinced - in his smallness of mind - that his salvation came from that ally. It is only when he is alone - against all of his own efforts and frantic attempts - that he will, through no choice, be compelled to turn to G-d.”