Source: Astrida Valigorsky / Getty If you’re feeling a little down and need a pick-me-up today, don’t worry, you’re definitely not alone. Sometimes, we all need a reminder that we’re capable, worthy, and a whole lot stronger than we think. And who better to deliver that reminder than some of our favorite famous Black people and notable figures—stars who have built extraordinary careers while breaking barriers along the way. From Viola Davis remi…