2. Children of Time - a science fiction book that I enjoyed, I notice that fiction, in general, helps me deal with stressful work, as I disconnect easier and put myself in an imaginary world while reading;
3. Meditations by Marcus Aurelius - this isn't a book you read cover to cover, I catch myself thinking long even after reading a single sentence;
1) and 3) I've come across on HN, but 2) was the unexpected random hit.