Is the human world so messed up now that we should scrap all our social systems and start over, or can the world be changed in just bits and pieces?

Given the sobering facts of the environment, disease, war, poverty, injustice, and crime here at the beginning of the 21st century and the possible consequence of annihilation of civilization or even mankind before 2100, might the master/slave duality be destroying our world?

ASSIGNMENT: Is the human world so messed up now that we should scrap all our social systems and start over, or can the world be changed in just bits and pieces?