Come forth into the light of things, let nature be your teacher.
William Wordsworth
Look deep into nature, and then you will understand everything better.
Albert Einstein
A bird doesn't sing because it has an answer, it sings because it has a song.
Lou Holtz
The butterfly counts not months but moments, and has time enough.
Rabindranath Tagore
There are always flowers for those who want to see them.
Henri Matisse
Green is the prime color of the world, and that from which its loveliness arises.
Pedro Calderon