Solipsism is the view that you are the only person that matters in the universe. Which of the following do Cartesian dualists reject? the existence of the external world. John Locke and David Hume maintained that there is nothing in the mind that isn't first in the senses.

What is the problem with Cartesian dualism?

It does not possess the characteristics required to interact with the physical. Based on this mechanistic understanding of the physical and nonphysical, it is impossible for the nonphysical to interact with or cause events in the physical. Thus, Cartesian Dualism cannot account for causality, and it must be false.

What do Cartesian dualists believe?

Substance dualism, or Cartesian dualism, most famously defended by René Descartes, argues that there are two kinds of foundation: mental and physical. This philosophy states that the mental can exist outside of the body, and the body cannot think.