Related Clues:

• With a sound mind
• Not mad?
• Of sound mind on Parisian river, it's said
• Sound of thinking
• Not nutty
• Able to stand trial, say
• All there in partisan election
• Balanced, heady
• Sound-minded
• Mentally rational
• All there in repetitious anecdote
• Not wacky
• All there in Arkansan election
• Well-judged
• Not 3-Down