basics

My apologies if all of this has been covered before, but I did search around on the site some, and just wanted to see if I understood this correctly. Blisters are caused by water seeping--probably from the outside, but maybe influenced by how damp the inside spot it corresponds to is--into...

ok, there are 'no stupid questions', right?? good... now that we have that cleared away... i'm teaching myself to sail this lovely '78 E25.. have been out a couple of times with just main sail, 8 - 10 knot winds- that's working great! (tho would work even better if i had a main halyard...