Complex sentence: He pursued law, and succeeded in gaining acceptance as an advocate of the "parlement" of Paris in 1785; however, his serious stammer and ferocious temper proved severe obstacles to success in this arena.
Split into simpler sentences: He pursued law, and succeeded in gaining acceptance as an advocate of the "parlement" of Paris in 1785. However, his serious stammer and ferocious temper proved severe obstacles to success in this arena.