Meditate before going. Be in a good place to make good decisions. Relax. Put a word or a little doodle some place inconspicuous to act as a reminder (the palm of your hand, inside of your little finger, under your watch band).
Bob knows the law, how it works. Let him take the reins, do the talking. Leave all the emotions behind you. This is business, cut and dried based on percentages.
Your wife emailing Bob was inappropriate. Her lawyer directly emailing you was unethical. And lawyers work on a code of ethics. Without following ethics they could be disbarred. Tell Bob know about the email (if you haven't already).