Question: who consider public opinion as the mistress of success
[{'answer': 'William Shakespeare', 'provenance': [{'wikipedia_id': '216170', 'title': 'Public opinion', 'start_paragraph_id': 8, 'start_character': 337, 'end_paragraph_id': 8, 'end_character': 356, 'bleu_score': 1.0, 'section': 'Section::::History.\n'}]}]