1) Celebrating Jesus' birthday: "The early Christians did not celebrate [Jesus'] birth because they considered the celebration of anyone's birth to be a pagan custom." - The World Book Encyclopedia.
Ukuthakazelela usuku lokuzalwa kukaJesu: "AmaKhristu okuqala ayengathakazeleli ukuzalwa [kukaJesu] ngoba ayekwazi ukuthi ukuthakazelela insuku zokuzalwa kwakungumkhuba wabahedeni." - The World Book Encyclopedia.