Without ten years of hard work, there will be no advanced skills. We lose confidence not because these things are difficult to do, but because we lack confidence in these things.
"Therefore, Japan will be a great task, so people will have to put up with their wishes, work hard on their bones and muscles, starve their bodies and skin, cut their bodies in vain and make them disorderly, so they will be patient and have benefited from what they can't do. ... "