What kind of pain should heaven and man in the three realms feel respectively? What is the reason for metempsychosis?

The significance of copying classics is to precipitate the heart, concentrate the will and return to merit. Among all kinds of offerings, Buddhism is the most important, with exquisite and ordinary words, which is an important source of increasing wisdom and purifying the soul. In the past, many monks and great virtues copied scriptures to facilitate practice. When copying classics, you can concentrate on the classics and calm your mind. Perseverance leads to the solution of troubles and the natural growth of wisdom. Copying scriptures is different from ordinary calligraphy, and every step is practice. By concentrating on copying Buddhist scriptures, we can achieve the state of physical and mental peace and undivided attention. Concentrate on one heart, no delusions and troubles, relax the cranial nerves, activate nerve cells in the brain, and make the whole body blood flow smoothly, which is beneficial to the body and mind. Copying and writing classics is a good exercise. Six-character mantra is also called six-character mantra, which means "Manizu in Lotus". According to legend, the heart mantra of Guanyin Bodhisattva was first sung by Tibetan Buddhism, and later widely recited by ordinary Buddhists. The six-character mantra is Amitabha's praise of Guanyin Bodhisattva, and it is also the foundation of all the wisdom and actions of Fu De. According to the classic records of Tibetan Buddhism, "ba" means "the heart of Buddha". When reciting this word, the body, mouth and heart must be integrated with the Buddha to become a Buddha. "Well" means "Ruyibao" in Sanskrit, which means "Bao Bu Xin". It is said that this treasure comes from the thought of the Dragon King. If you get this treasure, you can go to the sea without treasure and go up the mountain without treasure. "Eight meters" means "lotus" in Sanskrit, meaning "lotus heart", which means pure as lotus. "Bang" means "the heart of King Kong", praying for success, which means that you must rely on the power of Buddha to get "enlightenment", achieve everything, educate all beings, and finally realize your desire to become a Buddha.