Summary On Descartes Meditation
The First Meditation:
Rene Descartes starts with that he has often found himself to be mistaken with things which used to be certain, and that we should doubt everything. Because everything is dubitable. In the first meditation he will try to rebuild his thoughts and start over again with thinking and knowing.
The first thing he starts to question is senses, and why we should not believe in them. He believes that we can never be 100% sure of something because or senses can deceive us, ex. that I should not trust what I see, taste, hear etc. He talks about dreams and that we may be dreaming all the time, because in our dreams we do feel, we do taste and hear, and we dream about things which are based on things which are true "Now let us assume that we are asleep and that all these particulars, e.g. that we open our eyes, shake our head, extend our hands, and so on, are but false delusions; and let us reflect that possibly neither our hands nor our whole body are such as they appear to us to be. At the same time we must at least confess that the things which are represented to us in sleep are like painted representations which can only have been formed as the counterparts of something real and true,..."