Maybe you just need excitement and intellectual company? Maybe you just want to have someone in your life that inspires you to do something? Maybe you just need to find the right people?
The point is that physical hacks for behavioral problems are ineffective until emotional hacks are taken into account. Just take a deep breath and try to understand yourself.
I'm saying this because I used to be addicted to HN, but now it just doesn't matter. After a series of realizations I'm simply indifferent to that high, and that's something far more long lasting than a firefox extension.
Or by "someone in your life that inspires" do you mean a sexual or romantic partner?
For details sake I found better friends.