To be a good negotiator is not easy. You have to have a lot of experience and knowledge but maybe the most important advice would be to think about the other side more, and leave your ego behind if you want success.
If you, an experienced CEO, want to be a mentor to your younger colleagues, don't jump into it. First set up some clear rules and you will see benefits on both sides. Without rules, you will just spend your time in vain.
A deadline is a nice thing if you ask any manager. That's nicely defined time when everything must be done, a nice way to see who's working and who's not. But it's also a source of great stress for your employees. Fortunately, we have a recipe for that.