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
Cogito (software) a simple user interface sufficient for common workflows. As of May 2006, Cogito has only 41 sub-commands, compared to Git's 119. Some features that started in Cogito migrated later to Git, making Git more suitable for standalone use. As an example of simplification of the interface, Cogito hides the concept of "index cache" from the users. Any modified file is considered eligible for commit by Cogito, just as in CVS or Subversion. Cogito has full compatibility with remote Git repositories. It also retains a high degree of compatibility with Git for local operations. Many Git commands can be used safely