Religious ramble

After Mass this morning, my priest told me that I am not supposed to kneel when receiving the Blessed Sacrament. Is this a requirement? Or is this a suggestion? I would like to know because kneeling seems more reverent.

I don't make a scene at the new Mass if they stand for Communion (I did 30 years ago, kneeling); I've received that way exactly once since I've been back in the church (five