Instruct: Classify the given Amazon review into positive or negative sentiment.
Query: A Brilliant Insight Into Professional Firm Management

BEYOND KNOWING, by three of the most effective, most experienced, and most thoughtful consultants to professional firms in the field, offers the best of all insight, and the best of all solutions to managing a law, accounting, or consulting firm. This brilliant work succeeds because it's rooted not in theory, but in the knowledge and experience of the authors. They write about what they know and have lived through, and they know more than most. A truly useful book.