Here's the awful truth - unless you never have to deal with people in your next career position, you'll still get about 90% of the above happening in whatever field you choose. There will always be clients/customers/vendors/etc that will be mean. You usually have to talk with them via telephone. It sucks, but that's the reality of work.
1. You’ve abused the amount of “personal time” you’re allotted because of the stress speaking with customers gives you.