Question

Why did the philosophies of Confucianism and Taoism were able to be absorbed into Buddhism?

Answer 1

There is no omnipotent being beyond the cosmos, who created and controls the universe. In Taoism the universe springs from the Tao, and the Tao impersonally guides things on their way. But the Tao itself is not God, nor is it a god, nor is it worshipped by Taoists.

Answer 2

Taoism does not have a God in the way that the Abrahamic religions do. There is no omnipotent being beyond the cosmos, who created and controls the universe. In Taoism the universe springs from the Tao, and the T