This is proof that you can live in a small space if it is designed well. An architectural firm in France took advantage of every inch or this case millimeter.
People are complaining in Seattle about Micro-housing in Seattle being too small. Well, with those units being 180-300 sf they are palatial in comparison to this place.
Below is a link to the video.
Smallest apartment ever
A link to the work of this firm
Kitoko Studio