His thought was that he argued that to see God not only through revelation but also through reason. And that becomes the focal point of Muhammad Abduh's thoughts, there are two problems, namely:
a. freeing the mind from the shackles of taqlid
b. improve Arabic style, both in conversation and writing. according to him the cause of the decline of Muslims at the end of the century was the old-fashioned attitude. that is, a static attitude or cling to custom.