要养活世界，我们必须先学会倾听土地。
To feed the world, we must first learn to listen to the earth.
The poor are often more entrepreneurial than the rich, but they lack the tools to succeed.
循环经济原则可以将林业部门的废物转化为价值。
Psychology must be a science of life, not just of the laboratory.
Beauty is not an ornament; it is a necessity.
Technological progress must go hand in hand with ethics.