[Ray reaches with his now free hand to wrap it around Venkman's shoulder in a hug.]

I guess... maybe that's all we need. Even if we forget everything, there will be proof in this dimension of us, and if we come back here but forget about our previous time here, we would have the evidence that proves that we were here and happy.

[Does that even make sense? He's not even sure but god words are hard right now.]