“Practice is the best of all instructors.”
                                        
                                        Maxim 439 
Sentences, The Moral Sayings of Publius Syrus, a Roman Slave
                                    
“Practice is the best of all instructors.”
                                        
                                        Maxim 439 
Sentences, The Moral Sayings of Publius Syrus, a Roman Slave
                                    
“Always a playground instructor, never a Killer”
An American Prayer (1978)
“[Everything] ideal has a natural basis and everything natural an ideal development.”
The Life of Reason: The Phases of Human Progress (1905-1906), Vol. I, Reason in Common Sense
“He who has failed three times sets up as an instructor.”
                                        
                                        The Story of Lin Ho and the Treasure of Fang-Tso 
Kai Lung Unrolls His Mat (1928)
                                    
Source: Sen. Chris Coons and Caitlin Flanagan, Natural Immunity, (2021)
 
                            
                        
                        
                         
                            
                        
                        
                         
                            
                        
                        
                        