..... and here there are three levels:
(a) Worldly affairs do not disturb or distract him. Every individual can, and every individual must, attain this level.
(b) All his affairs "are G-dliness." Though this level "is not distant from you etc.," it is still not within everyone's reach.
(c) The level described in Tikunei Zohar, "Who is a chassid? He who conducts himself with benevolence towards his Creator -towards His nest" - which means that he seeks to unite the Holy One blessed be He, and His Shechina within those who dwell in the lower worlds - not merely to quench the thirst of his own soul; as explained in Tanya.