Purpose of J-Street is not to reflect US Jewish opinion, but to change it

I received this video from ProIsrael Media showing Carinne Luck, Vice President of Field and Campaigns for J-Street, speaking at what appears to be an internal meeting.

In it, she seems to admit that most of J-Street's support comes from outside the Jewish community. Moreover, she contradicts J-Street's claims to represent the majority opinion of American Jews; and she states that J-Street's goal, following the demands of left-leaning politicians and the Obama administration, is to "move" the American Jewish community towards the left, so this is "primarily" what the organization does.

I do not have access to the entire video so I cannot verify 100% that these quotes are in context, but if accurate it looks pretty damning for the "pro-Israel, pro-peace" J-Street: