What is the best way to approach a "Tell us about yourself" school admissions essay in 100 words or less?

Craft a concise and compelling narrative that highlights your academic achievements, extracurricular involvement, and personal qualities. Begin with a captivating hook, such as a formative experience or passion. Demonstrate your unique perspective, emphasizing how it aligns with the school's values and mission. Conclude by expressing your eagerness to contribute to and benefit from the school community. Keep it focused, sincere, and impactful, showcasing both your accomplishments and the person behind them.