Elbridge A. Colby was the lead architect of the 2018 National Defense Strategy, the most significant revision of US defense strategy in a generation. Here he lays out how America's defense must change to address China's growing power and ambition. Based firmly in the realist tradition but deeply engaged in current policy, this book offers a clear framework for what America's goals in confronting China must be, how its military strategy must change, and how it must prioritize these goals over its lesser interests.

・・ときは平安。 背よりながく髪をのばし、絹織物を何重にもかさねて身に纏い、ろくに風呂にも入らず、重みのせいか陽に当たらず運動も足りない生活のせいかよろよろといざり動く女は、こちらを見て言い切る。 「春は、やっぱり暁方よね！」 ——だって空がなんともいえなくイイ！から！！ かわいいもの、しょんぼりしてしまうもの、わたしの好きな花、あこがれの上司、今日あったおもしろいこと。 千年を越えてはいても清少納言がかいているのはむずかしいことではありません。現代語訳もいいけれど、彼女の筆致「そのもの」をあじわっていただければと思います。おしゃべりするように聞いてください。

昭和初期に活躍したが惜しくも早世した小説家、中島敦の短編小説。遺稿として1943（昭和18）年の「文學界」に発表され、深い交友があった深田久弥が、最も無難な題名を選び命名した。

To understand world politics, you need to understand how states think. Are states rational? Much of international relations theory assumes that they are. But many scholars believe that political leaders rarely act rationally. The issue is crucial for both the study and practice of international politics. John J. Mearsheimer and Sebastian Rosato argue that rational decisions in international politics rest on credible theories about how the world works and emerge from deliberative decision‑making processes.

Why are cellphone plans so much more expensive in the United States than in Europe? It seems a simple question. But the search for an answer took Thomas Philippon on an unexpected journey through some of the most complex and hotly debated issues in modern economics. Ultimately, he reached a surprising conclusion: American markets, once a model for the world, are giving up on healthy competition.