Andrew Carnegie

“The average person puts only 25% of his energy and ability into his work. The world takes off its hat to those who put in more than 50% of their capacity, and stands on its head for those few and far between souls who devote 100%.” Andrew Carnegie (/kɑrˈneɪɡi/ kar-nay-gee, but commonly /ˈkɑrnɨɡi/ kar-nə-gee or…