Homoeopathic system of medicine is based on natural laws i.e. fundamental laws of nature. There is an exact relationship between the principles that govern life and the principles that govern the homoeopathic system of medicine. Homoeopathy is result of close observation of facts and experimentation. It is formulated by principles of inductive logic. These principles are unchangeable as they are based on laws of nature. They are eternal as moon or sun. It is solely on understanding these principles that the capability of Homoeopathic physician depends in treating the diseases of the mankind. An effort is made to make these principles simpler so as to make learning easier.