The age of majority

The age of majority is the threshold of adulthood as recognized or declared in law. It is the moment when minors cease to be considered such and assume legal control over their persons, actions, and decisions, thus terminating the control and legal responsibilities of their parents or guardian over them.

dash

strike or fling (something) somewhere with great force, especially so as to have a destructive effect; hurl.

"the ship was dashed upon the rocks"

What does the golden years really mean?

the late years in someone's life : the time of life when someone is old.?

My grandparents were active well into their golden years.

set back

delay or impede the progress of someone or something.

"this incident undoubtedly set back research"

side hustle

A side job, also informally called a side hustle or side gig, is an additional job that a person takes in addition to their primary job in order to supplement their income.

cut corners

phrase of cut

undertake something in what appears to be the easiest, quickest, or cheapest way, especially by omitting to do something important or ignoring rules.

"there is always a temptation to cut corners when time is short"