The world is not run from where he thinks. Not from castle walls, but from countinghouses, not by the call of the bugle but by the click of the abacus, not by the grate and click of the broadsword but by the scrape of the pen.
Sometimes when you innovate, you make mistakes. It is best to admit them quickly, and get on with improving your other innovations.
无论发生什么,你都必须继续前进。