A proof once established is better left so.

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg

A proof once established is better left so. — Mark Twain, The Man That Corrupted Hadleyburg