French philosophy could be placed and progressively built. Thus he rejected anything which appeared uncertain and decided to only accept apodeictic knowledge as truth. After invoking the possibility of an omnipotent deceiver to reject the external world, the information given to him from his senses, mathematics and logic, Descartes discovered at least one thing could be known apodictically. If he himself was doubting, then he had to exist. Thus Cogito Ergo Sum - I think, therefore I am - became the first principle of Cartesianism. Descartes then claimed that because he discovered the Cogito through perceiving it clearly and distinctly, anything he
ERGO Group each. The shares of ERGO Group AG are listed on the stock exchange under WKN 841852 and ISIN DE0008418526. 94.7% (since November 25, 2009 99.69% with the purpose to raise the participation to 100% by means of the so-called squeeze out) of the shares belong to Munich Re. ERGO Group ERGO (ERGO Group) is a group of insurance companies owned by Munich Re. ERGO is one of the largest insurance groups in Europe. It operates in over 30 countries, especially in Europe and Asia. In Europe, ERGO claims to be number 1 in the health and legal expenses insurance segments,