Complex sentence: Adèle feels ill at ease among Emma's intellectual friends; though Emma encourages her budding writing talents, Adèle feels more comfortable acting as a muse and seemingly has no desire to be anything other than the person she was when they first met.
Split into simpler sentences: Adèle feels ill at ease among Emma's intellectual friends; though Emma encourages her budding writing talents. Adèle, meanwhile, feels more comfortable acting as a muse and seemingly has no desire to be anything other than the person she was when they first met.