Read again what he writes: 'everything ... is automatically included - there is nothing that is not included'.<p>LispWorks comes a huge image that contains all the necessary features, from graphics, networking, memory management, ...
Actually you have to REMOVE things to make it smaller (for example using a so-called tree-shaker during 'delivery').
In Java you need to tell which classes/etc. to use. In LispWorks you just call the functions are instantiate the classes - every language feature/library. that he needed for his application, is already included.<p>In LispWorks you start the image and type to the listener. For his task all the functionality was available then.