Philosophical Quotes - Page 65
Thomas Carlyle (1864). “Critical and Miscellaneous Essays ...”, p.32
Theodor W. Adorno (2012). “Critical Models: Interventions and Catchwords”, p.10, Columbia University Press
Simon Blackburn (1993). “Essays in Quasi-Realism”, p.51, Oxford University Press
Sergei Lukyanenko (2006). “Night Watch”, Miramax
"Ad Polybium De Consolatione" by Seneca the Younger, Ch. VI, line 5, 40–45 AD.