Outside of a dog, a book is man's best friend. Inside of a dog it's too dark to read.― Groucho Marx

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Ignorant people remain ignorant because they have a secret agreement to call one another intelligent.

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Modesty is the color of virtue. -Diogenes

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Dogs and philosophers do the greatest good and get the fewest rewards. -Diogenes

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As a matter of self-preservation, a man needs good friends or ardent enemies, for the former instruct him and the latter take him to task. -Diogenes

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Man is the most intelligent of the animals - and the most silly.

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You don't have to be a man to fight for freedom. All you have to do is to be an intelligent human being.

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If you pick up a starving dog and make him prosperous he will not bite you. This is the principal difference between a dog and man.― Mark Twain

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Dig trenches? With our men being killed off like flies? There isn't time to dig trenches. We'll have to buy them ready made.

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Silly things do cease to be silly if they are done by sensible people in an impudent way.

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