Alan Jacobs' How to Think: A Survival Guide for a World at Odds is the right book for the right time. Jacobs is a good thinker, as any with knowledge of his previous books, many essays, and invaluable blog posts will know. How to Think is vintage Jacobs -- an incisive, consistently thoughtful work that hits a post-truth, "alternative facts", right-side-of-history American culture right between the eyes. The worst thing that can be said of it is that it doesn't say quite enough. Fortunately, How to Think is not directed at any one political polemic or a guidebook for navigating Facebook or Twitter. Jacobs writes that it's a mistake to assume that human beings are ultimately rational beings whose irrationality cannot be understood. On the contrary, human nature, and therefore human thinking, is inescapably moral. We often think and live poorly because we want to. How to Think says we fail to think correctly, fairly, and help...