Possible Clues:

• Langston Hughes's "__ Grew Older"
• "___ get older ..."
• "Do say!"
• Spanish word for 'so'
• ''___ live and breathe!''
• "Far ___ know"
• Start to live and breathe?
• 'A Fool Such --'
• "It's just __ thought"
• "Just ___ thought!"