Instruct: Classify a given Amazon review into positive or negative sentiment.
Query: Chemical Bonding...

The insight of how the range of hormones effects the F/M relationship was wonderful! Hormones is what makes love happen...It explains how these hormones control our thought, how we perform, and the part they play in our associations from birth on up. This book also gives information about Progesterone's and Estrogens and the use of these in Hormone Replacement Therapy. It helps you see and understand the actual chemical bonding which happens between F/M.