11 skills you can learn in a week that will impress just about anyone

In his 2013 TEDx Talk, "The first 20 hours," author and business expert Josh Kaufman busts the myth that learning new skills takes a lot of time.

Proficiency, Kaufman says, is really only 20 hours away.

Divided into two- or three-hour chunks, that's about a week's worth of practice. As responders to recent Quora threads have attested, that's plenty of time to learn a host of impressive skills.

Here are just a sample of the many you could pick from.