The logic of the evolution of public administration can be concluded as from selfbeingness toward alterity By selfbeingness, values oriented to others such as democracy and responsibility are rejected, resulting efficiency in the center of public administrations value system By alterity, the relation between democracy, responsibility and efficiency goes upside down In 20th century, the construction of public administration went through a process from rejecting others to recognizing others, from facing others to opening to others, which is also a process of public administration to democratize itself, and to cooperate with others