Morality. Rene Descartes, Thomas Hobbes and David Hume were all after the truth

Rene Descartes, Thomas Hobbes and David Hume are well known philosophers of the time. These three men were after the truth. The truth about life. The truth about how one exists. The truth about the world around them. They questioned, thought, and reasoned. This is what they did. There goal was to arrive at true and certain knowledge.
Descartes and Hobbes were both rationalists. They did not trust their senses. Senses deceive and cover up the truth. The only truth was that based on reason and rational arguments. Hobbes used Descartes reasoning as some of his fundamentals for d…