I would recommend not starting at all unless you are willing to see it through and not give up just because it seems to have made things temporarily suck: experience has shown that giving up while things suck is a great way to make things suck for a long time. (And experience has shown that commitment helps to avoid this problem.)
Given this warning, I think it might be best if I not start...
Given this warning, I think it might be best if I not start...
It does sound like it would be a bit of a “burn your boats and march inland” decision, for you.