Transcendental idealism is a doctrine founded by German philosopher Immanuel Kant in the 18th century. Kant argues that the conscious subject cognizes the objects of experience not as they are in themselves, but only the way they appear to us under the conditions of our sensibility.

Ancient to Modern Ethics: Aristotle and Kant on Virtue and Happiness. While Aristotle provides an empirical account of morality, Kant’s theory is based ‘pure’ philosophy and deontology. Kant argues against many Ancient theories that do not agree with his concept of rationality and human nature.

Equivalently, a free will is an autonomous will. Now, in GMS II, Kant had argued that for a will to act autonomously is for it to act in accordance with the categorical imperative, the moral law. Thus, Kant famously remarks: “a free will and a will under moral laws is one and the same” (ibd.)

Transcendental idealism, also called formalistic idealism, term applied to the epistemology of the 18th-century German philosopher Immanuel Kant, who held that the human self, or transcendental ego, constructs knowledge out of sense impressions and from universal concepts called categories that it imposes upon them.

We do not know the nature of these things in themselves, but Kant is certainly not skeptical about their existence. Alternatively, Kant’s theory can be interpreted as a form of skepticism for the reason that he regards noumena as ‘beings’ outside the phenomena that are immediately apparent and intelligible to us.

Pyrrhon of Elis

An opponent of philosophical rationalists, Hume held that passions rather than reason govern human behaviour, famously proclaiming that “Reason is, and ought only to be the slave of the passions.” Hume was also a sentimentalist who held that ethics are based on emotion or sentiment rather than abstract moral principle.

Chapter XXVII on “Identity and Diversity” in An Essay Concerning Human Understanding (Locke, 1689/1997) has been said to be one of the first modern conceptualisations of consciousness as the repeated self-identification of oneself, in which Locke gives his account of identity and personal identity in the second edition …

Gilbert Ryle – Blatantly denying the concept of an internal, non-physical self; what truly matters is the behavior that a person manifests in his day-to-day life. – “Self” is not an entity one can locate and analyze but simply the convenient name that people use to refer to all the behaviors that people make.