Pyrrhus said, "If I should overcome the Romans in another fight, I were undone." - Plutarch

Neither blame or praise yourself.

But more than this - not even, after your victims have been killed, will you eat them just as they are from the slaughter-house. You boil, roast, and altogether metamorphose them by fire and condiments. You entirely alter and disguise the murdered animal by use of ten thousand sweet herbs and spices, that your natural taste may be deceived and be prepared to take the unnatural food. A proper and witty rebuke was that of the Spartan who bought a fish and gave it to his cook to dress. When the latter asked for butter, and olive oil, and vinegar, he replied, 'Why, if I had all these things I should not have bought the fish!

Whereas stories are fit for every place, reach to all persons, serve for all times, teach the living, revive the dead, so far excelling all other books, as it is better to see learning in Noblemen’s lives, than to read it in Philosophers’ writings.