TENACITY, n. A certain quality of the human hand in its relation to the coin of the realm. It attains its highest development in the hand of authority and is considered a serviceable equipment for a career in politics. Ambrose Bierce
The human body, which long experience and habit have taught us to consider in its highest development as the perfection of beauty and grace - "formed in the image of God " - is entirely conditioned by the strength of gravitation on this globe. William Crookes
Yet where productive power is at its highest development they cannot. Why? Is it not because in the one case he has access to the material and forces of nature, and in the other this access is denied? Henry George
It seeks the most complete development of individuality combined with the highest development of voluntary association in all its aspects, in all possible degrees, for all imaginable aims. Peter Kropotkin
The art of listening needs its highest development in listening to oneself; our most important task is to develop an ear that can really hear what we're saying. Sydney J. Harris