An efficient way to learn PlanetPress Talk is as follows. Consult the PlanetPress User Guide for an example of this approach using a data selection object.
Get a feel for the different system variables, operators, and commands PlanetPress Talk provides.
Create an object in PlanetPress, convert it to PlanetPress Talk and examine the code, consulting the PlanetPress Talk Language Reference as necessary for explanations of each line of code.
Once you understand code for that object, verify your understanding by modifying it and observing the changes that occur in the object as a result.
Note that PlanetPress Talk has many similarities to the PostScript language, and programmers familiar with PostScript should find PlanetPress Talk easy to learn and use. This should also hold for programmers familiar with the Windows Application Programming Interface (API).