वह फारसी भाषा में भी प्रवीण थे और प्रारम्भ में उनके कुछ बहुत अधिक उदार और तर्कपूर्ण विचार उस भाषा में ही प्रकाशित हुए।
He was also well versed in the Persian language and some of his most liberal and rational ideas were expressed in his early writings in that language.