What does it mean that the pen leaves a stone and the ink makes a leak?

The meaning of this sentence is as follows.

The significance of keeping the stone in the pen and leaving the mark in the ink lies in that the calligraphy works contain the majestic and simple spirit of ancient stone books. Pen and ink are all things needed by ancient Chinese characters, so they refer to calligraphy works in particular.

Calligraphy is an artistic expression of the unique beauty of words in China and neighboring countries and regions deeply influenced by China culture. Including China calligraphy, Mongolian calligraphy, Arabic calligraphy and English calligraphy. His China Calligraphy is a unique traditional Chinese character art in China.

Calligraphy in a broad sense refers to the writing rules of characters and symbols. In other words, calligraphy refers to writing with its brushwork, structure and composition according to the characteristics and significance of words, making it a beautiful work of art. China's calligraphy is an original performance art of the Han nationality, which is known as: poetry without words, wireless dance; Paintings without pictures, silent music, etc.