It is easier to tell a person what life is not, rather than to tell them what it is. A child understands weeds that grow from lack of attention, in a garden. However, it is hard to explain the wild flowers that one gardener calls weeds, and another considers beautiful ground cover.
I have found food general guidelines are: be polite, be pleasant, be brief. When even that is too much to manage, pick a quiet corner and look at everyone like they are the greatest of disappointments. Obey royalty, be respectful to those above you, ignore or indulge those below you, and always be generous to staff and tradesmen. One loyal servant is worth then kings.
There are rules and laws to help ensure our physical safety. Likewise, the Lord has provided guidelines and commandments to help ensure our spiritual safety so that we might successfully navigate this often-treacherous mortal existence and return eventually to our Heavenly Father" ("Obedience Brings Blessings," April 2013 General Conference).