Not what I Have but what I Do is my Kingdom.

Thomas Carlyle (1795-1881) Scottish essayist and historian

Sartor Resartus, Book 2, ch. 4 (1834)
    (Source)

Quoting Herr Teufelsdröckh.

This chapter first appeared in Fraser's Magazine for Town and Country, Vol. 9, No. 50 (1834-02).