Teamwork is the key to the success of the enterprise. Only by uniting as one can we overcome difficulties and achieve common goals.
可持续性不仅仅是植树；它是为了正确的理由在正确的地方种植正确的树木。
There can be no permanent progress in the battle against hunger until the agencies that fight for increased food production and those that fight for population control unite in a common effort.
可持续性不是选择，而是我们对下一代的责任。
A rat in a maze is free to go anywhere, as long as it stays inside the maze.
