My friends and I took songwriting very, very seriously. My hero was and still is Bob Dylan, but also people like Leonard Cohen and Joni Mitchell and that whole generation.
I go around the country and do a simple gag like, 'The property ladder is now a snake' and get a real laugh.
If, as is natural, you focus on the corruption and on those threatened institutions that are trying to prevent change - even though they don't really know what they're trying to prevent - then you can get pessimistic.