1. There is one god.
2. There is no difference between sex, religion, caste or colour. All human beings are equal.
3. The religion has a strong belief in seva or service, requiring Sikhs to contribute to the community life around them.
4. The Guru Granth Sahib (holy book) is considered as a living guru.
5. Sikh temples (gurdwaras) typically have four doors to symbolise that anyone is welcome.