how does art affect us ?

how does art affect us?people always wonder is art aimless ? what does it give us or does it affect the human phycology , society and culture.
this literature review should describe that specially focused on the affects on the society.

for references i prefer to use these please :
-Art and Future : Energy, Climate, Cultures by Stupples, Peter
-Art As Revolt : Thinking Politics Through Immanent Aesthetics by David Fancy Hans Skott-Myhre
-Art and Design : History, Theory, Practice by Stupples, Peter Otago PolytechnicVenis, Jane
-Philosophy and Art by Daniel O. Dahlstrom
-Art and Politics : Between Purity and Propaganda by Joes Segal