2. 1 ton of waste =7 kilograms of wrong conditions +2 kilograms of lazy thoughts +1 kilograms of real waste. -Schultz (Germany)

3. It's better to turn garbage into treasure than to find treasure from garbage. -Japanese folk proverb

4. Garbage should become a poem of today's times. -Ammons (USA)

5. After the agricultural revolution, industrial revolution and computer revolution, another wave that affects the survival and development of mankind will be the garbage revolution that will appear at the turn of the century. -toffler (America)