[cornelis]

I can say that I doubt the existence of my own sensations, but isn't such a statement incoherrent, contradictory and absurd since it is impossible for me not to experience my own sensations?

The reasoning Descartes used could lead to the impossibility of doubt? How did you do it?

[Aquinasfan]

The reasoning Descartes used could lead to the impossibility of doubt? How did you do it?

I don't understand your question.