Two days after his return he was expelled from the Institut de France and from then on his life was desperately difficult as he was harassed politically and his life was continually threatened.
Dalawang araw pagkatapos ng kanyang bumalik siya ay pinatalsik mula sa Institut de France at mula sa pagkatapos ay sa kaniyang buhay ay mahirap makuha bilang siya ay harassed pulitika at ang kanyang buhay ay patuloy na threatened.