Related Clues:

• In the main, covering both sides of debate in proper way
• Without boasting, it's my oldest puzzle
• In a self-effacing way
• Cover girl, say, crossing street, unknown character in low-key fashion
• Unassumingly
• Doctor styled scruffily in humble fashion
• Melody dances across street without pretension
• Deferentially
• Chaste lady on vacation avoiding excess