“It is better to work out than rust out.”
Mokshagundam Visveshvaraya (1860–1962) Indian engineer, scholar, statesman and the Diwan of Mysore
Even at the age of 102 he said this as quoted in [Our Leaders, http://books.google.com/books?id=YwTh-vjSFXUC&pg=PA51, 1989, Children's Book Trust, 978-81-7011-701-8, 63]