Exp. of the Foundations of the Sunnah (2): Following the Sahabah, Bid’ah, leaving disputations

1) What about those who criticize the Sahabah?
2) Can we bypass the Sahabah in understanding Islam
3) Worldly Bid’ah vs. Religious Bid’ah
4) Why is Bid’ah antithetical to Islam?
5) Is there a good Bid’ah? Mawlid as a case study.
6) Why is Bid’ah more beloved to Iblees than sin?
7) Why did Imam Ahmad discourage arguments and disputations?