The progress of a child is not determined by age, but by the freedom to see everything around him.
儿童的进步不是取决于年龄,而是取决于能够自由地观看他周围的一切。
The only limit to our realization of tomorrow is our doubts of today.
成功是团队的努力——没有人能独自取得伟大成就。
林业的效率并不意味着砍伐更多,而是让每一棵树都有价值。