He that plants a tree loves others beside himself. - Thomas Fuller

A people without children would face a hopeless future; a country without trees is almost as helpless. - Theodore Roosevelt

When we plant trees, we plant the seeds of peace and seeds of hope. - Prof Wangari Maathai

The best friend on Earth of man is the tree. When we use the tree respectfully and economically, we have one of the greatest resources of the Earth. - Frank Lloyd Wright

Even if I knew that tomorrow the world would go to pieces, I would still plant my apple tree. - Martin Luther

The tree which moves some to tears of joy is in the eyes of others only a green thing that stands in the way.  Some see Nature all ridicule and deformity, and some scarce see Nature at all.  But to the eyes of the man of imagination, Nature is Imagination itself. - William Blake

Add yours below.