For Halloween. "Last-minute costume idea: self-affirmations and a scarf," wrote @itsmaggiemitchell. This little girl seriously could not be any cuter. Who needs a pointy hat or a broom when you've got ...

Many stars say affirmations — or positive phrases like "You've got this" — are the secret to their success. Here's how to feel more comfortable psyching yourself up.

The ritual actually began with Alston and his father when he was a boy. "My dad did this with me in the mirror as well, which I believe has helped make me more confident and positive," Alston said ...