We humans have become dependent on plastic for a range of uses, from packaging to products. Reducing our use of plastic bags is an easy place to start getting our addiction under control.

Unless we are willing to encourage our children to reconnect with and appreciate the natural world, we can't expect them to help protect and care for it.

If all humans disappeared today ,the earth would start improving tomorrow.If all the ants disappeared today ,the earth would start dying tomorrow.

Change is never easy, and it often creates discord, but when people come together for the good of humanity and the Earth, we can accomplish great things.

If one day I look out from my cabin's porch and see a row of windmills spinning in the distance, I won't curse them. I will praise them. It will mean we are finally getting somewhere.

If we pollute the air, water and soil that keep us alive and well, and destroy the biodiversity that allows natural systems to function, no amount of money will save us.

In nature there is no such thing as waste. In nature nothing is wasted; everything is recycled.

How you imagine the world determines how you live in it.

Education has failed in a very serious way to convey the most important lesson science can teach: skepticism.

If we want to move towards a low-polluting, sustainable society, we need to get consumers to think about their purchases.

Debating the best way to do something we shouldn't be doing in the first place is a sure way to end up in the wrong place.

Rights’ are ‘privileges, ’ and if I am arrogant enough to demand the former without respecting the latter I will lose both.

What is more tragic than to see a person who has risen to the disciplined heights of tough-mindedness but has at the same time sunk to the passionless depths of hard-heartedness?

I’ll stick close to Sandy. I swear that woman isn’t afraid of anything or anybody.” Baldric gave Ralph a rare smile and winked.

If you are at school you must be royalty because you have lots of subjects.

And the drops of rain. They are delicate, at first, their splashes graceful against pavement. Soon, though, the soft patter grows into a furious storm.

I discipline my mind to see past distractions, to scrutinize deceptive tendencies and to pay careful attention to details whether I am conversing with others or I’m just a passive observer.

I love humanity but I hate people.

Seeking means admitting that you do not know. Once you have cleared your slate, truth can imprint itself upon it.

To him who has determined, it only remains to act.

Good people aren't good because they never cause harm to others. They're good because they treat others the best way they know how, with the understanding that they have.