“The vice-president and the president of the Confederate States of America grounded their justification of American slavery on the grounds of a fraudulent science and a crazy fundamentalism. No sane person today can regard them as other than pathetic reminders of a society, like Nazi Germany, mentally unbalanced by its commitment to human inequality.”
1990s, Defending the Cause of Human Freedom (1994)
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Harry V. Jaffa 171
American historian and collegiate professor 1918–2015Related quotes

Michael Todd Landis, "Dinesh D’Souza Claims in a New Film that the Democratic Party Was Pro-Slavery. Here's the Sad Truth" http://historynewsnetwork.org/article/162250#sthash.UBhwqonI.dpuf (13 March 2016), History News Network

Biden at the 2008 Vice Presidential debate. Biden-Palin Vice Presidential debates http://edition.cnn.com/2008/POLITICS/10/02/debate.transcript/, October 2, 2008
2000s

David D. Porter, Incidents and Anecdotes of the Civil War https://ia802604.us.archive.org/9/items/incidentsanecdot00port/incidentsanecdot00port.pdf (1885), p. 274.
Context: It looked queer to me to see boxes labeled 'His Excellency, Jefferson Davis, President of the Confederate States of America'. The packages so labeled contained Bass ale or Cognac brandy, which cost 'His Excellency' less than we Yankees had to pay for it. Think of the President drinking imported liquors while his soldiers were living on pop-corn and water!

In an NPR interview http://www.iranfocus.com/modules/news/article.php?storyid=10032 referring to Vice-President Dick Cheney (January 31, 2007)
2000s, 2007

Pierre Salinger, With Kennedy (1966), Chapter 1: Lancer to Wayside, page 1 http://books.google.de/books?id=vx45mXCc4JoC&pg=PA1&lpg=PA1&dq=If+anyone+is+crazy+enough+to+want+to+kill+a+president+of+the+United+States,+he+can+do+it.+All+he+must+be+prepared+to+do+is+give+his+life+for+the+president%E2%80%99s.&source=bl&ots=Bom2TtsfyN&sig=WyeTm82PlS5xBDf7-sIY6xehqbo&hl=de&sa=X&ei=OewXUqv8JJSihgf07IHICA&ved=0CDAQ6AEwADgU#v=onepage&q=If%20anyone%20is%20crazy%20enough%20to%20want%20to%20kill%20a%20president%20of%20the%20United%20States%2C%20he%20can%20do%20it.%20All%20he%20must%20be%20prepared%20to%20do%20is%20give%20his%20life%20for%20the%20president%E2%80%99s.&f=false
Attributed
“Science fiction at its best should be crazy and dangerous, not sane and safe.”
Source: How To Write Science Fiction

March 30, 1981, after Ronald Reagan was hospitalized. http://www.cbsnews.com/stories/2001/04/23/60II/main287292.shtml.