What we think (and do)! :
Permaculture means building up an ecosystem that works with the existing nature.Partnering plants that support each other, re-using old farming methods and creating a garden hat nourishes itself, most important doesn't exploits the soil, as all mono-culture does, also organic monoculture.
What Wikipedia says:
Permaculture is a set of design principles centered around whole systems thinking simulating or directly utilizing the patterns and resilient features observed in natural ecosystems. It uses these principles in a growing number of fields from regenerative agriculture, rewinding, and community