Complex sentence: He became noted in the sixties mainly for his strikingly direct descriptions of sex; today, however, he is recognised for his appealing and original style rather than for his troubles with the conservative society in his early days.
Split into simpler sentences: He became noted in the sixties mainly for his strikingly direct descriptions of sex. In his later years, however, he became recognised for his appealing and original style rather than for his troubles with the conservative society in his early days.