<p>There are many books on How to be a Mother. But do they ever tell us how it really is? Thankfully, Emily Hourican is about to, via a series of hilarious reminiscences and profound observations. At last, modern mothers everywhere can breathe a collective sigh of relief.<br>Now on baby number 3, Emily has started to wise up to the prettily packaged ideals of perfection that mothers are drip-fed on a daily basis a rose-tinted concoction of Cath K...