We live longer than most of the creatures of our size, and we have larger brain. That's the reason of the damage we create to the earth like swarms of locusts do to the green grass fields [1].
And still we wish more life! Sad!
On a serious note, the most intriguing thing I found in the article, is that, If you design & sell items specifically to elderly, they wont buy it. Because they don't want the product to remind that they are old.
So the solution is to design a product which suits to the elderly but seems like its designed for young generation.