Few men progress, except as they are pushed along by events.
Man is still a savage to the extent that he has little respect for anything that cannot hurt him.
One trouble with growing old is that it gets progressively tougher to find a famous historical figure, who didn't amount to much when he was your age.
A successful man cannot realize how hard an unsuccessful man finds life.
Common sense is compelled to make its way without the enthusiasm of anyone.
A young man is a theory, an old man is a fact.