Arthur Koestler: The principal mark of genius is not perfection but originality, the opening of new


	Arthur Koestler Best Creativity Quotes Arthur Koestler The principal mark of genius is not perfection but originality, the opening of new frontiers. Arthur Koestler BestQuotes4Ever.com The principal mark of genius is not perfection but originality, the opening of new frontiers. Creativity 4546

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