The primary thing when you take a sword in your hands is your intention to cut the enemy, whatever the means. Whenever you parry, hit, spring, strike or touch the enemy’s cutting sword, you must cut the enemy in the same movement. It is essential to attain this. If you think only of hitting, springing, striking or touching the enemy, you will not be able actually to cut him.
The McNamara fallacy, named for Robert McNamara, the US Secretary of Defense from 1961 to 1968, involves making a decision based solely on quantitative observations (or metrics) and ignoring all others. The reason given is often that these other observations cannot be proven.
The fallacy refers to McNamara's belief as to what led the United States to defeat in the Vietnam War—specifically, his quantification of success in the war (e.g., in terms of enemy body count), ignoring other variables.
And through their unremitting efforts they were able to acquire once again the knowledge and feeling that qualified them to return as full-fledged members of society...
Time passed with shocking swiftness, and soon the boy was thirty-two, the girl thirty.
One beautiful April morning, in search of a cup of coffee to start the day, the boy was walking from west to east, while the girl, intending to send a special-delivery letter, was walking from east to west, both along the same narrow street in the Harajuku neighborhood of Tokyo. They passed each other in the very center of the street. The faintest gleam of their lost memories glimmered for the briefest moment in their hearts. Each felt a rumbling in the chest. And they knew:
She is the 100% perfect girl for me.
He is the 100% perfect boy for me.
But the glow of their memories was far too weak, and their thoughts no longer had the clarity of fourteen years earlier. Without a word, they passed each other, disappearing into the crowd. Forever.