Auguste Comte — French Sociologist born on February 17, 1798, died on September 05, 1857

Isidore Auguste Marie François Xavier Comte , better known as Auguste Comte (French: ), was a French philosopher. He was a founder of the discipline of sociology and of the doctrine of positivism. He is sometimes regarded as the first philosopher of science in the modern sense of the term... (wikipedia)

Indeed, every true science has for its object the determination of certain phenomena by means of others, in accordance with the relations which exist between them.
Each department of knowledge passes through three stages. The theoretic stage; the theological stage and the metaphysical or abstract stage.
Know yourself to improve yourself.
Men are not allowed to think freely about chemistry and biology: why should they be allowed to think freely about political philosophy?
Every science consists in the coordination of facts; if the different observations were entirely isolated, there would be no science.