The best Quotations

Strange to see how a good dinner and feasting reconciles everybody.
- Samuel Pepys

Do you know the writers of the following quotations?

Quotation Life is a progress from want to want, not from enjoyment to enjoyment. - writer
Quotation No man is so foolish but he may sometimes give another good counsel, and no man so wise that he may not easily err if he takes no other counsel than his own. He that is taught only by himself has a fool for a master. - writer
Quotation It is not ease but effort, not facility but difficult, that makes man. There is perhaps no station in life in which difficulties do not have to be encountered and overcome before any decided means of success can be achieved. - writer
Quotation Democracy is not so much a form of government as a set of principles. - writer
Quotation Defined in psychological terms, a fanatic is a man who consciously over-compensates a secret doubt. - writer
Quotation Knowledge rests not upon truth alone, but upon error also. - writer