我们必须敢于不同思考，挑战现状。
We must dare to think differently and challenge the status quo.
The sun did not know how beautiful its light was until it was reflected off this building.
——杜先生晚年在香港，先生为中国抗战.赈灾慈善做出巨大贡献，晚年依旧气度过人，毁掉所有欠条。