sustainability - the capacity to respond to the basic needs of all with what we have.
if we are only teach the children what we know, they can never do better than what we are doing today
create a degree of freedom - that space
what is the most abundant sorce of energy freely available?
gravity
look at the possible future with what you have - nothing else
waste - resources that are eternally guaranteed
between you deciding to do it and implementation - japan - 6 mos
thank you @CoCreatr