The worst, the hardest, the most disagreeable thing that you may have to do may be the thing that counts most, because it is the hard discipline, and it alone, that makes possible the highest efficiency.

I observe that there are two entirely different theories according to which individual men seek to get on in the world. One theory leads a man to pull down everybody around him in order to climb up on them to a higher place. The other leads a man to help everybody around him in order that he may go up with them.