林业的未来在于可持续实践，平衡经济增长与环境管理。
La literatura es el arte de la palabra, y la palabra es el vehículo del pensamiento.
The self is not so much a substance as a process, and it is the continual task of education to change the process, to develop its activities, and to guide it into channels of efficiency.
Architecture is a battle against gravity.
