Mr Hatoyama offered a robust defence of his political philosophy of Yuai fraternity which critics have derided as wishy-washy wishful thinking , but which he declared a " strong , combative concept " and " banner of revolution " .
鸠山对自己的“友爱”政治哲学进行了有力的辩护,称之为一种“坚强、斗志高昂的理念”和“革命的旗帜”。