More surprising facts

• A smiley face on a speed sign is more effective at changing driver behavior than a fine.
• Focusing on your own happiness often makes you feel worse.
• Reframing a stressful situation from something you 'have to do' to something you 'get to do' can transform terror into joy.
• Experts and novices perceive flavor evolution differently, as experts are better at identifying how wine changes over time.