For China, boring Arabic numerals are like a set of wonderful notes on draft paper.

His arithmetic is like music playing, which brings him endless fun.

When she was a teenager, Hua was born in a poor family and was plagued by illness. Hua limped to work again, still an old handyman. After a hard day's work, his legs hurt, but he gritted his teeth and was still immersed in the roaming of the mathematics kingdom, leaving his illness behind.