Work is the value of life, the joy of life and the place of happiness! -Roland works beautifully; It is even better to work with a happy heart! Lenin's works are beautiful; It is even more beautiful to work with a happy heart! Lenin's works, the foundation of human existence, are the source of joy; It is the ladder of human progress; It is the home to enrich the human mind; It is the foundation of people's happiness; It is the need of social development; It is the foundation of the country's prosperity! Marx is beautiful at work! It is even more beautiful to work with a happy heart! Lenin is labor and beautiful; It is even more beautiful to work with a happy heart! Lenin's works are beautiful! It is even more beautiful to work with a happy heart! Lenin is labor and beautiful; It's better to go to work with a happy heart [BFB_0xf]! Lenin's works are beautiful! It is even more beautiful to work with a happy heart!