Hiroshima was worse
Torture is worse
Hiroshima was neseccary
Torture was neseccary
Less dramatic was his statement "after that, I have no expectation of success" in reference to the time period of 6 months after Pearl Harbor.
American is just being nitpicking without regard for the value of the underlying notions.
"If your opponent is of choleric temperament, seek to irritate him." - Sun Tzu
This is the quote that most folks know,
I fear all we have done is to awaken a sleeping giant and fill him with a terrible resolve."
But according to Hiroyuki Agawa author of The Reluctant Admiral this is what he actually said,
"A military man can scarcely pride himself on having 'smitten a sleeping enemy'; it is more a matter of shame, simply, for the one smitten. I would rather you made your appraisal after seeing what the enemy does, since it is certain that, angered and outraged, he will soon launch a determined counterattack."