Sounds like a good meeting with your L. If you feel stressed or anxious definitely ask for a break. I repeat to myself over and over on the way "this is a business meeting". It does help. I don't understand everything either and that is what L is there for, lay it out in lay man's terms for me.
Me:33 H:36 T:13 years M:10 years S4 Separated 05/15 H Filed 06/15