Don't speculate unless you can make it a full time job.
Be quick to praise people. People like to praise those who praise them.
Old books that have ceased to be of service should no more be abandoned than should old friends who have ceased to give pleasure.
I never lost money by turning a profit.
Bears don't live on Park Avenue.
America has never forgotten - and never will forget - the nobler things that brought her into being and that light her path...