Bertrand? Russell was a British philosopher, mathematician, historian and atheist in the 20th century. He was also one of the most famous and influential scholars and pacifist social activists in the West in the last century. His contribution to mathematical logic is recognized. The book Principles of Mathematics, which he collaborated with Whitehead, is recognized as the cornerstone of modern mathematical logic. His? Russell paradox? It stimulated and promoted the development of logic in the 20th century, and his typology theory made great contributions to solving this paradox.