Possible Clues:

• 'Eureka' or 'Excelsior'
• "Liberty and Prosperity," for New Jersey, e.g
• "Forward," for Wisconsin
• “North to the Future” or “Live Free or Die,” e.g
• New Hampshire's "Live Free or Die," e.g
• There is one each in French, Spanish, Italian, Greek, Hawaiian and Chinook
• Utah's is "Industry"
• Bit of Latin, or Greek, or Hawaiian, etc
• ''Friendship'' or ''Forward''
• ''Eureka'' or ''Excelsior''