In 1881, he wrote a series of condemnatory reviews of Sundanese-language schoolbooks offered by the colonial government, arguing that the content had little value and the language was mostly artificial.
Pada tahun 1881, ia menulis serangkaian tinjauan kritis terhadap buku-buku sekolah berbahasa Sunda yang disediakan pemerintah kolonial, berpendapat bahwa kontennya bernilai kecil dan bahasanya kebanyakan dibuat-buat.