Marie Kondo's Best Advice for Dealing with Sentimental Clutter

Watching Marie Kondo help people tidy up their homes (and oftentimes their personal lives in the process) in her Netflix show "Tidying Up with Marie Kondo" is heartwarming and inspiring. Using her signature KonMari Method, which divides decluttering into five categories, sentimental items are addressed last--and for good reason. Here's what we've learned from the world-renowned tidying expert.