My one boring tip to anyone in their 20s is to resist the temptation to rot in your room every time you get a free moment. Dismiss any neuroses you have about going outside and "being perceived".
the reason why Lady Gaga, Katy Perry, Shakira and Beyoncé aren’t considered “old” now that they are in their 40s is the fact that Madonna broke this barrier for female artists since she was 35. People already called her old back then, but she kept going.
I don't know who needs to hear this, but there's a Youtube channel called Shakespeare Network which not only has many Shakespeare productions (original & some other languages) but also has Verdi's operas based on Shakespeare, ancient Greek plays, the plays of Ibsen & Chekhov...