The best Quotations

It was a woman who drove me to drink, and i never had the courtesy to thank her for it.
- W. C. Fields

Do you know the writers of the following quotations?

Quotation In politics, nothing is contemptible. - writer
Quotation Quite minds cannot be perplexed or frightened, but go on in fortune or misfortune at their own private pace, like a clock during a thunderstorm. - writer
Quotation Advocates of capitalism are very apt to appeal to the sacred principles of liberty, which are embodied in one maxim: The fortunate must not be restrained in the exercise of tyranny over the unfortunate. - writer
Quotation Visualization lets you concentrate on all the positive aspects of your game. - writer
Quotation Let there be more joy and laughter in your living. - writer
Quotation Doubt and despair, like hope, are born in imagination. - writer