In every walk with nature, one receives far more than he seeks.
Look deep into nature, and then you will understand everything better.
The best time to plant a tree was 20 years ago. The second-best time is now.
Heaven is under our feet as well as over our heads.
In all things of nature, there is something of the marvelous.
The creation of a thousand forests is in one acorn.
Nature is pleased with simplicity. And nature is no dummy.
Nature does not hurry, yet everything is accomplished.
Study nature, love nature, stay close to nature. It will never fail you.
The clearest way into the Universe is through a forest wilderness.