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Source: De architectura (The Ten Books On Architecture) (~ 15BC), Book II, Chapter VIII, Sec. 18
Source: De architectura (The Ten Books On Architecture) (~ 15BC), Book II, Chapter VIII, Sec. 19
Source: De architectura (The Ten Books On Architecture) (~ 15BC), Book II, Chapter III, Sec. 4
Source: De architectura (The Ten Books On Architecture) (~ 15BC), Book II, Chapter VIII, Sec. 17
“I like talking to a brick wall- it's the only thing in the world that never contradicts me!”
Source: Lady Windermere's Fan
“Today's draw is another little brick in the wall.”
                                        
                                        15-Sep-2007, BBC Radio Humberside 
An interesting metaphor, erm...
                                    
“"Another Brick in the Wall, Part 2" on The Wall (Pink Floyd, 1979)”
Variant: "Comfortably Numb" on The Wall (Pink Floyd, 1979)
“Ask a simple question, get a simple brick wall.”
Source: Chapter 3 (p. 44) Vorkosigan Saga, The Warrior's Apprentice (1986)
 
                            
                        
                        
                         
                            
                        
                        
                         
                            
                        
                        
                        