Erik erikson maintained that the two basic aspects of life that dominate adulthood are

the answer is: intimacy and generativity.

As people step into adulthood, we will develop a different needs than what we have during our teenage years (most of the times it would be less materialistic).

Intimacy is the needs that make people want to develop a deep and meaningful connection with another individuals, and generativity is the needs that make people wants to do something useful and create a positive impact for the people around them.