National security strategy planning is usually obsolete no sooner than it's finalized: https://t.co/DycZy3YIUQ pic.twitter.com/WvblauKhQK
— Foreign Affairs (@ForeignAffairs) 2015, 11月 1
http://d.hatena.ne.jp/d1021/20151020#1445337269
http://d.hatena.ne.jp/d1021/20151004#1443954983(南洲翁遺訓)
http://d.hatena.ne.jp/d1021/20140805#1407235311