"When I was at school I used to scream in trains, in those concertina things between the carriages. I used to try to be so good that sometimes I couldn't bear it any more"

This quote by Jane Birkin speaks with the idea of needing to let go of the pressures of being "great" and allowing yourself to be complimentary. As a trainee, Birkin found an outlet for her emotions in the form of shouting in the concertina in between the carriages of a train. This suggests that she was feeling overwhelmed by the expectations of being a "great" student and required to discover a way to express her feelings. The idea of "shouting in trains" could be analyzed as a metaphor for releasing the pressures of being "excellent" and allowing yourself to be complimentary. By shrieking in the concertina in between the carriages, Birkin had the ability to launch her feelings and discover a sense of freedom. This quote speaks with the concept that in some cases it is essential to let go of the pressures of being "great" and allow yourself to be free.