In recent history we have seen many political leaders work hard for individual and collective economic development, but they have all failed. This is the law of nature, as clearly explained in the next verse - SB 7.7.42: Revision history
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.