Ernest Shackleton: Superhuman effort isn't worth a damn unless it achieves results.


	Ernest Shackleton Famous Motivational Quotes Ernest Shackleton Superhuman effort isn't worth a damn unless it achieves results. Ernest Shackleton BestQuotes4Ever.com Superhuman effort isn't worth a damn unless it achieves results. Motivational 3964

Ernest Shackleton Famous Motivational Quotes