Life has always been bad stop pretending that life is good because you are a rich millionaire with a daddie.

Kids:

Get no freedom.

Lack of responsibility.

Fear no control.

Have to watch suitable things.

Teenagers:

Get shouted at.

Are told that they are grumpy gits.

Hormones.

Worry about adult life.

Adults:

No time to get freedom.

Responsibility over load.

Have too much control.

Watch things that they do in life.

In work get shouted at all of the time by their boss.

Are grumpy gits that they wanted to be adults.

Hormones are fully developed making life exactly different.

Worry about life,

Worry about death,

Basically all of those things,

Adults still worry about.