Among his best critical works is Dix-huitime siècle en Angleterre (1846), one of a series of 20 vols. of Etudes de littérature comparée (1846–1875), which he called later Trente ans de critique.
Printre cele mai lucrări de critică literară ale sale se numără Dix-huitième siècle en Angleterre (1846), care face parte dintr-o serie de 20 de volume de Études de littérature comparée (1846-1875), pe care el a numit-o mai târziu Trente ans de critique.