中国缺乏的不是自由精神，而是保障自由的制度安排 (What China lacks is not liberalism, but systemic arrangements to protect freedom)
Financial Times, April 17, 2019
US and China in ideological battle for the future, defence official says
South China Morning Post, April 17, 2019
專訪憲法學者張千帆：憲政文明的暖流會融化中國體制的堅冰 (Interview with constitutional scholar Zhang Qianfan: The warmth of constitutionalism will melt the ice of the Chinese system)
The Initium, April 16, 2019