It is not necessary to do this., In Samoa, you don't have to remember your wife's birthday by law., It is an internal obligation., You must watch your weight if you want to stay healthy, especially in Japan., It is prohibited to do this., You mustn't keep only one guinea pig as a pet in Switzerland., It is an external obligation., You have to avoid wearing high heels at ancient historical sites in Greece because there is no legal penalty for doing so., it is a good idea to do so, You should strive to maintain a healthy weight to meet cultural expectations and societal norms.

Leaderboard

Visual style

Options

Switch template

Continue editing: ?