在短文空白处填入一个恰当的词，使短文内容完整、通顺。

在短文空白处填入一个恰当的词，使短文内容完整、通顺。
Our earth isn’t in very good shape right now. The air is dirty. The river is polluted. The problem we’re f_______________(11) is really simple. It may seem like there’s so much we need to do to make things right. And that’s the problem. We don’t need to do more. Actually we need to do less.
Driving less, walking more. Not only will you be saving the environment, you’ll be saving your h________________(12) as well.
Wanting less, appreciating (欣赏) more. Instead of wanting a big house you can’t a________________(13), maybe you should live in a smaller house in a less expensive area.
Talking less, listening more. We usually spend most of our time t________________(14). And actually you would be a________________(15) how much people never really hear each other at all. Think about how your life can be i________________(16) by understanding people better.
Spend more time being mindful. We often w________________(17) a lot of time trying to do too many things at once. We try to print a report and talk on the phone at the same time. Doing this we run the risk of printing the wrong pages and s________________(18) the wrong thing.
Buy less things. The more things we buy, the more resources we take from the p______________ (19). The more we buy, the larger that debt becomes. Buying new things isn’t really a bad thing. It is our desire (欲望) to buy the newest and greatest each year or every few months, that is d________________(20). After all, that o________________(21) thing has to go somewhere. And it’s p________________(22) in the landfill somewhere.