Complex sentence: Jorgen Leth is technically a masterful director, who has never created an overly impressive feature, but this film exemplifies our obsessions with our self and the image we create for ourself in order to reach some kind of true perfection.
Split into simpler sentences: Jorgen Leth is technically a masterful director, though he has never created an overly impressive feature. This film exemplifies our obsessions with ourselves and the images we create of ourselves in order to reach some kind of true perfection.