Data Science is taking software community to storm and Neural Network is its heart. A lot of professionals and students wants to jump in this domain and in the era of the internet we have plenty of resource for learning. Now the big challenge is "from where to start?" If you are looking for a starting point in data science, this book is for you. If you want to get a basic idea of Neural Networks before diving deep in the topic, well this is a perfect book for you. If you are not from a computer science background and wonder how machines learn like a human, this book is for you. This is a very short book on Neural Networks explaining the theory behind it and helping you to implement your first neural network.