Li Lun of Li Lun talks about hard pen calligraphy.

Hard-pen calligraphy is a practical art, with practicality first and artistry second. Don't compare artistry with writing brush. Hard-pen calligraphy must realize its practicality before it can talk about artistry. In order to achieve practicality, we should at least pay attention to the following points when learning to write hard words: enterprise creatures, whether small to ants or large to elephants, are ants who wholeheartedly feed on crumbs and camp on potholes. Like wood eaters, campers are strong. From each according to his ability, from each according to his ability, so that he can survive. His core business is beneficial and different. Therefore, it is often scattered and gathered, and it is often gathered and unified. Over time, the benefits will be thick. If you have a heart, you will focus on profit, and profit will be restored to your heart. If you grow up like this, you will have no worries in your career. If the heart is scattered, the strength will collapse, and if the strength collapses, there will be gains and losses, although it will also decline. If the mind is specially set, it will be clear from top to bottom, so capital is easy to melt and its value is easy to rise. If you are upset, you will be scattered, and there is nothing you can do about it. Make the core business separately, define it well, focus on it well, have a huge share, have a solid profit and lead the industry. More leads to confusion, less leads to gain. This is also called.