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 What are kings, when regiment is gone, but perfect shadows in a sunshine day? - writer
Quotation The whole theory of the universe is directed unerringly to one single individual. - writer
Quotation The sight of a Black nun strikes their sentimentality; and, as I am unalterably rooted in native ground, they consider me a work of primitive art, housed in a magical color; the incarnation of civilized, anti-heathenism, and the fruit of a triumphing idea. - writer
Quotation The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers. - writer
Quotation If I am anything, which I highly doubt, I have made myself so by hard work. - writer
Quotation It is even harder for the average ape to believe that he has descended from man. - writer