Bharath Vallabha has a post here about philosophical traditions, cosmopolitanism, and universality.
“The power of philosophy is that, by raising abstract questions about human beings, it generates inquiry to which any person can contribute, irrespective of their local, contingent situation. Universality is intrinsic to philosophy, and most philosophy classes in the Anglo-American tradition are taught with this aim of universality firmly in mind. How can ignorance of non-Western philosophy be compatible with this universal impulse of philosophy? How can Anglo-American philosophers claim to seek universal philosophical truths and concede that they are only aware of the Western philosophical tradition?”
“If most Anglo-American philosophers have “no opinion at all about non-Western philosophy because they are simply ignorant of it,” then in what sense can they speak about philosophy itself, rather than just about Western philosophy?”
“So why are most Anglo-American philosophers content to just continue the debates they inherited from their teachers…