What were the major ideas expressed by Kabir? How did he express these?

Major ideas expressed by Kabir and his way of expressing them:

1. Rejection of orthodox religion and religious traditions.
2. Religion was is accessible to all.
3. Criticism of all external worship of Brahmanical Hinduism and Islam
4. No caste system.
5. Belief in formless God.
6. Bhakti and devotion is the only path of salvation.
7. He expressed his ideas through couplets.