Tools to Recapture your Privacy
There are things you can do right now to take back your privacy. These are specific applications you can start using today to do exactly what you want (text, mail, communicate) without having to go through the gauntlet of the surveillance economy companies (GMail, etc).
These web sites offer general advice on how to use a variety of apps and tools to do what you want in a secure and private manner:
These web sites offer specific tools for secure and private communications. Some even allow you to setup specific profile persona to use for comms that can later be disposed to keep your true privacy even with the people you are communicating with: