Teacher: How did the Thirty Year's War change European politics?
Student: Well, of course, the European states were at that time mostly fragmented based on factors such as religion and the recent Reformation. These conflicts were brought into light by the Thirty Year's War as the various nations struggled in a competition not only for disputed land but for socio-political influence on a continental scale.
*this represents an unsuccessful yan
There is, of course, no substitute for actually learning things, but once in a while, on a busy day perhaps, it is a possible option to simply skim the philosophy reading, go to class, and yan like a champ.