Even the most trained and capable engineer could not have manufactured anything as beautiful and useful as the ten marvelously designed levers ​ — your fingers and thumbs.
حتی کارآمدترین مهندسان نیز قادر نیستند اهرم‌هایی به زیبایی و قابلیت انگشتان دست انسان طراحی کند .‏