Reddit reviews Ever Yours: The Essential Letters

Considering risk of suicide actually peaks in middle age, yeah I'd say it's a young age. But we worry the most about it in youth because it's morbid and horrible.

And because there's records of his letters and hospitalizations. They have something like 900 letters of his. Painting was a compulsion. He knew he was at this worst when he couldn't paint, because he lost his ability to express himself, he just couldn't put his thoughts together. It was shortly after that, which he killed himself. This is a really good collection of his letters, if you're interested. He sketched a lot in his letters, so they're worth looking at, if you're interested in that regard.