If you retain nothing else, always remember the most important Rule of Beauty, which is: Who cares?

Here is a question to ponder – how old should children be before you let them take responsibility for their own packing? My advice – never.

My daughter, Liv, is 17 and can, at times, appear extremely adult and responsible. This lulls you into a false sense of security and you overlook the fact that if she forgets to pack something then the hullabaloo required to...