▁the ▁poor . ▁He ▁indicated ▁contradict ions ▁of ▁capital ism . ▁He ▁critic ized ▁the ▁har sh ▁conditions ▁end ured ▁by ▁the ▁workers ▁from ▁the ▁stand point ▁of ▁a ▁liberal ▁republic an . ▁He ▁was ▁also ▁a ▁passion ate ▁oppon ent ▁of ▁sla very . ▁Ad ol phe ▁Blan qui ▁said ▁of ▁him : ▁" No ▁writer ▁has ▁shown ▁a ▁sympathy ▁more ▁notable ▁and ▁more ▁touch ing ▁for ▁the ▁working ▁classes ." ▁Jean - B apt iste ▁Say ▁referred ▁to ▁S ism ond i ▁as ▁" that ▁en light ened ▁author , ▁ingen ious , ▁el o quent ▁and ▁self less ." ▁ ▁His ▁critique ▁was ▁noticed ▁by ▁Mal th us , ▁David ▁Ric ardo ▁and ▁J . ▁S . ▁Mill , ▁who ▁called ▁his ▁writing ▁" spr ight ly , ▁and ▁frequently ▁el o quent ." ▁While ▁a ▁young ▁man ▁at ▁Edinburgh , ▁Thomas ▁Car ly le ▁translated ▁S ism ond i ' s ▁article ▁on ▁" Pol it ical ▁Econom y " ▁for ▁David ▁B rew ster ' s ▁Edinburgh ▁Encyclop ædia . ▁S ism ond i ▁subsequently ▁influenced ▁Car ly le ' s ▁views ▁on ▁" the ▁dis mal ▁science ." ▁S ism ond i ' s ▁Italian ▁histor ies ▁were ▁read ▁and ▁este emed ▁by ▁Lord ▁By ron , ▁Per cy ▁By ss he ▁Sh elle y , ▁and ▁St end hal . ▁ ▁S ism ond i ▁influenced ▁many ▁major ▁social ist ▁think ers ▁including ▁Karl ▁Marx , ▁Rosa ▁Luxemb urg , ▁and ▁Robert ▁O wen . ▁Marx