Nature is a teacher, if we have a consciousness (awake) learn (take) with humility and respect, can develop... examples ...

in nature there is no selfishness, the seed is "planted" and give "blossoms and fruit , seeds ..., the air is for all, water flows, calms the "thirst" and "purified" ... the sun "enlighten all" ... animals live in balance ...

only human beings have "free will", which is "sustainable" if used considering the above, using intelligence ... with love for everything around us, we are one ...