最有效的发展干预措施往往是最简单的。
The most effective development interventions are often the simplest ones.
认知地图不是头脑中的一幅图或模型，而是环境的动态变化表征。
预测未来的最好方法就是创造未来。
A person may cause evil to others not only by his actions but by his inaction， and in either case， he is justly accountable to them for the injury.
The alternation of motion is ever proportional to the motive force impressed; and is made in the direction of the right line in which that force is impressed.
【讲解】：人格高尚的人不可用小事情考验他，却可以委以重任；人格低下的人不可委以重任，却可用小事情考验他。
海洋不仅仅是一种资源；它是一种责任。我们今天如何对待它，将决定我们为后代留下的遗产。