In certain areas of my life, ...

In certain areas of my life, I actively seek out solitude. Especially for someone in my line of work, solitude is, more or less, an inevitable circumstance. Sometimes, however, this sense of isolation, like acid spilling out of a bottle, can unconsciously eat away at a person\'s heart and dissolve it. You could see it, too, as a kind of double-edged sword. It protects me, but at the same time steadily cuts away at me from the inside.
In certain areas of my life, I actively seek out solitude. Especially for someone in my line of work, solitude is, more or less, an inevitable circumstance. Sometimes, however, this sense of isolation, like acid spilling out of a bottle, can unconsciously eat away at a person's heart and dissolve it. You could see it, too, as a kind of double-edged sword. It protects me, but at the same time steadily cuts away at me from the inside.

Quotes from the same author

Exerting yourself to the limit over and over again, that is the essence of running. Running is painful, but the pain doesn't leave me, I can take care of it. That agrees with my mentality.
You are 27 or 28 right? It is very tough to live at that age. When nothing is sure. I have sympathy with you.
When I write about a 15-year old, I jump, I return to the days when I was that age. It's like a time machine. I can remember everything. I can feel the wind. I can smell the air. Very actually. Very vividly.
Don't pointless things have a place, too, in this far-from-perfect world? Remove everything pointless from an imperfect life, and it'd lose even its imperfection.
She's letting out her feelings. The scary thing is not being able to do that. When your feelings build up and harden and die inside, then you're in big trouble.