When you are a baby, behave like one.

When you are a pre-school child, behave like one.

When you are a primary school student, behave like one.

When you are a high school student, behave like one.

When you are a college/university student, behave like one.

When you are a working adult, behave like one.

If you don't live up to the expectations/standards, please do not expect that others will treat you as it is. You are an university student but the mentality still at early high school days? Tell me more how does your opinions has to be extra valued by others. You are a working adult who's about to have a family, still expecting to have social life like during your university days? Tell me more why people still see you as a selfish and immature individual.