Indulge in a little nostalgia.
Why it works: Thinking back to happy times doesn't just put you in a better mood in the moment—it makes you feel more hopeful about the future (including the day ahead).
Strange, true thing that might convince you: In a
recent study, undergrads were asked to think of a happy memory or an ordinary one and then asked a series of statements. Those who'd imagined the nostalgic moment were more likely to agree with the glass-half-full statements, rather than Eeyore-ish ones.
