פירוש על תהילים 39:6

Behold...handbreadths The days of man are measured like a thing that is measured with handbreadths; so are man’s days limited. and my old age Heb. וחלדי, and our old age is as nothing before you. חלד is an expression of rust (חלודה), rodijjl in Old French; rust, old age.

every man his life and his condition are a life of vanity.