People who are unable to motivate themselves must be content with mediocrity, no matter how impressive their other talents.
Andrew CarnegieI shall argue that strong men, conversely, know when to compromise and that all principles can be compromised to serve a greater principle.
Andrew CarnegieThe 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