The best Quotations

I sighed as a lover, i obeyed as a son.
- Edward Gibbon

Do you know the writers of the following quotations?

Quotation One man practicing sportsmanship is far better than fifty preaching it. - writer
Quotation History teaches us that men and nations behave wisely once they have exhausted all other alternatives. - writer
Quotation All deception in the course of life is indeed nothing else but a lie reduced to practice, and falsehood passing from words into things. - writer
Quotation Certain defects are necessary for the existence of individuality. - writer
Quotation Sanity is a madness put to good uses. - writer
Quotation A fierce unrest seethes at the core, of all existing things:, it was the eager wish to soar, that gave the gods their wings. - writer