
“As far as I'm concerned I prefer silent vice to ostentatious virtue.”
Attributed to Einstein in Albert Einstein: A Documentary Biography by Carl Seeling (1956), p. 114 http://books.google.com/books?id=VCbPAAAAMAAJ&q=%22silent+vice%22#search_anchor. Einstein is said to have made this remark "when someone in his company grew angry about a mutual acquaintance's moral decline".
Attributed in posthumous publications