I did enjoy this NYT article! Bob Dylan’s lyrics are cited in judicial opinions more than those of any other songwriter. Good reference material.
Source: http://www.nytimes.com/2016/02/23/us/politics/bob-dylan-lyrics-judicial-opinion-examples.html?emc=edit_tnt_20160222&nlid=59343009&tntemail0=y&_r=0