The best Quotations

Society is infested by persons who, seeing that the sentiments please, counterfeit the expression of them. these we call sentimentalists - talkers who mistake the description for the thing, saying for having.
- Ralph Waldo Emerson

Do you know the writers of the following quotations?

Quotation It's hard to be funny when you have to be clean. - writer
Quotation Perfecting is our destiny, but perfection never our lot. - writer
Quotation Slumber not in the tents of your fathers. The world is advancing. - writer
Quotation In life, the first thing you must do is decide what you really want. Weigh the costs and the results. Are the results worthy of the costs? Then make up your mind completely and go after your goal with all your might. - writer
Quotation If it were not for hopes, the heart would break. - writer
Quotation Members rise from CMG (known sometimes in Whitehall as ''Call Me God'') to KCMG (''Kindly Call Me God'') to GCMG (''God Calls Me God''). - writer