Foundationalism and distinct. Geometrical truths are also certain and indubitable; Descartes thus attempted to find truths which were clear and distinct because they would be indubitably true and a suitable foundation for knowledge. His method was to question all of his beliefs until he reached something clear and distinct that was indubitably true. The result was his "cogito ergo sum" – 'I think therefore I am', or the belief that he was thinking – as his indubitable belief suitable as a foundation for knowledge. This resolved Descartes' problem of the Evil Demon – the possibility that he was being deceived by
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,