know a thing or two

The Wiseman reference betokens a certain seriousness on the part of the creators, an awareness that people might be watching who know a thing or two about the subject.

Kevin Hart may know a thing or two about running his own tequila brand and training pet eagles, but the comedian and actor is still a novice when it comes to hot sauces.

Who'd know a thing or two about that?

At Share Our America, an initiative to help communities rebuild trust and reduce polarization, we know a thing or two about gathering with grace, and this season, we offer a roadmap for bringing that spirit into your own homes.

Kelly Bishop is not a mom in real life, but that doesn't mean she doesn't know a thing or two about how to be one.