Inauguration speech of His Excellency Benigno Aquino III, President of the Philippines, at Quirino Grandstand in Manila (translated from Filipino), newsinfo.inquirer.net. June 30, 2010.
Andrew Johnson (1862). “Expulsion of Mr. Bright: Speech of Hon. Andrew Johnson, of Tennessee, in the Senate of the United States, Friday, January 31, 1862”, p.16
"Jeb calls Obama comment linking climate change to terrorism 'perhaps the most ludicrous comment I've ever heard'" by J. Taylor Rushing, www.dailymail.co.uk. November 25, 2015.