OHM: Auroville, city of the future. Part 2

Auroville, a town in South India, so exceptional that the Unesco placed her on the list of special projects. A city where people live and work from the insight that everything and everyone is connected with each other.

One minded
This idea from the Indian tradition, was newly interpreted by the poet, philosopher and yogi Sri Aurobindo in 1920. He mentioned that interpretation as: the one minded. From that time on, Sri Aurobindo considered the wide access to this understanding, as his life's work.

According to Sri Aurobindo, mankind has in recent years, too much seperated from himself, his fellow human beings and nature. What is the one minded of Sri Aurobindo, exactly? Why do the people of Auroville think this is so important?