Originally from the Asheron's Call: Throne of Destiny Preview, available again on the Shadowfell test server.
Turbine Emissary tells you, "Greetings, friend! Welcome to the Asheron's Call: Throne of Destiny Preview!"
Turbine Emissary tells you, "I assume you want to earn some free XP, is that right? If so, please consult this book for instructions on how to powerlevel yourself faster than you ever dreamed possible!"
Turbine Emissary gives you How to Obtain Free Levels.
Turbine Emissary tells you, "Now go purchase a Level Token from the Turbine Vendor!"