A leader is the man who has the ability to get other people to do what they don't want to do, and like it.
Harry S. TrumanNo one who has not had the responsibility can really understand what it is like to be President, not even his closest aides or members of his immediate family. There is no end to the chain of responsibility that binds him, and he is never allowed to forget that he is President.
Harry S. Truman