It is a fact that every individual performs actions with a specific aim. No one can remain inactive even for a moment and no action is performed without a purpose.
The Darśhan Śhāstra declares:
prayojanamanuddiśhya mando̓pi na pravartate
However, we can say that every individual performs various actions every moment with a single purpose. It may appear strange but it is true. Some do good deeds and some perform bad ones.
Find out more in this video where Jagadguru Shree Kripaluji Maharaj explains the ultimate aim of every soul in this phenomenal 1988 lecture titled "Jeev Ka Lakshya".