给出一个句子，使用适当的标点符号和大小写，将其转换成一篇通顺的英文文章。 

the quick brown fox jumps over the lazy dog
The quick brown fox jumps over the lazy dog. 

This simple sentence demonstrates the use of every letter of the English alphabet. It's often used as a test to check if a keyboard or typing machine is functioning properly. Despite its brevity, this sentence has become well-known and is often referenced in pop culture.