To paraphrase him and give you a hint ‘training slowly may not translate to fighting quickly’.
This is a link to a superb instalment of T.R.S. with Kelly Starret.
https://www.youtube.com/watch?v=dXL_PiOk_zc
What he is saying in this video relates so strongly with Wing Chun Fist Logic, especially at the beginning when he talks about ‘cross pattern interference’.
Do you think that there is a difference in the role of the feet between paddling and using the Pole?
I highly recommend using your noggin to see the connection.
To paraphrase him and give you a hint ‘training slowly may not translate to fighting quickly’.
If for whatever reason you cannot equate what he is talking about in this video you do not understand Wing Chun.
TRAIN YOUR WEAKNESS.
WORK TO YOUR STRENGTH.
STAY FROSTY.