The best Quotations

A benevolent man should allow a few faults in himself, to keep his friends in countenance.
- Benjamin Franklin

Do you know the writers of the following quotations?

Quotation Joint undertakings stand a better chance when they benefit both sides. - writer
Quotation Honest differences are often a healthy sign of progress. - writer
Quotation If I had no sense of humor, I would long ago have committed suicide. - writer
Quotation The universe is full of magical things patiently waiting for our wits to grow sharper. - writer
Quotation Man hoards himself when he has nothing to give away. - writer
Quotation The United States Constitution has proved itself the most marvelously elastic compilation of rules of government ever written. - writer