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                        1
                           general:: 
                           Phrase(s): *a leap of faith  Fig. acceptance of an idea or conclusion largely on faith. (*Typically: be ~; make ~; require ~.)  •  We had to make quite a leap of faith to accept his promise after the last time he let us down.
                           
                           
                           
                           
                        
    
                       
                    
                        
                        
                        
                    
 
                    
                        McGrawhill's American Idioms And Phrasal Verbs
                    
                    
                    
                        2
                           general:: 
                           A belief or trust in something intangible or incapable of being proved. For example, It required a leap of faith to pursue this unusual step of transplanting an animal's heart into a human patient.
                           
                           
                           
                           
                        
    
                       
                    
                        
                        
                        
                    
 
                    
                        American Heritage Idioms