Don’t know how I would, but sure
This expression means that you don’t have to make a decision right about a future problem. You should decide what to do about that problem when the problem is directly in front of you.
Answer:
Dear Brother Rahul,
I've learned that you're in poor company these days. All of your buddies are spoiled, wealthy people's sons. I've also heard that you skip classes and return to the hostel late at night. It's alarming to learn that your pals are notorious bad boys with a variety of terrible behaviors.
This is a major source of anxiety for the whole family. The father seems to be cool, while the mother cannot disguise her feelings. She often weeps as a result of the complaints about your behavior.
Explanation:
You did a great job! I only tweaked the grammar a bit.
I want to say either diaries or fashion magazines. Diaries are much more story like and could be a little lathered up for lack of a better word. However I would go with fashion magazines, which talk about whatever's popular at the time, giving you a quick general outlook on the time period.