Related Clues:

• I doubt it!
• Snorted retort
• 'Doubt it'
• 'That's highly doubtful!'
• "Dream on, clown!"
• "___ I cared!"
• Snarky retort
• Skeptical comeback
• 'That sounds intense!'
• 'Sounds like nonsense!'
• "Su-u-ure"
• 'Oh, suuure'
• A famous poem about stoicism, primarily? I very much doubt it
• Nothing is held back? Don't believe it!
• 'Uh-huh...sure, buddy'