Instruct: Classify the given review as either positive or negative.
Query: finally - efficient advice

this book is the one and only way to calm down your baby.it is so sad that we forget in our technical world what a baby really need.you get 1000 of "good tips" from people around you.but beleave you get crazy, because everyone give you different tips.harvey karp describe in an entertaining and sensitive way the worries of parents and the way to calm down your baby.this book is a must have for all young parents.i am so happy and my baby too.we are the happiest family on the block.best wishes and much successa mother from germany