Possible Clues:

• 'Familiarity breeds contempt' fabulist
• Turned up main work of Greek author
• Greek writer
• Writer takes aversion, oddly, to political leader
• Greek with lessons
• Legendary story byline
• Greek river with body of water rising
• Source of the saying 'The gods help them that help themselves'
• Fabulist discerned in Irish poet's work
• Fables source