Eli Bendersky's postcache
The Obstacle is the Way, Ryan Holiday. A modern introduction to Stoicism. If you don't like the writing style, try Seneca or Marcus Aurelius.
Cicero - Selected Works, Penguin Classics. One of the greatest orators of all time, contrasting his speeches with modern politicians gives you a lot of perspective.
Lessons of History, Will & Ariel Durant. Lessons from their history research, personally I found it a bit underwhelming compared to the tittle, but it has a concise summary of many historical events.
The Master of Go, Yasunari Kawabata. An account of the last title …