Under the sword lifted high, There is hell making you tremble. But go ahead, And you have the land of bliss. - Miyamoto Musashi

The foreman should take into account the abilities and limitations of his men, circulating among them and asking nothing unreasonable. He should know their morale and spirit, and encourage them when necessary. This is the same as the principle of strategy.

What is big is easy to perceive: what is small is difficult to perceive. In short, it is difficult for large numbers of men to change position, so their movements can be easily predicted. An individual can easily change his mind, so his movements are difficult to predict.

It may seem difficult at first, but everything is difficult at first.