I felt an obligation even then to write a song that people would sing in the pub or on a demonstration. That is why I would like to compose songs for the revolution.
John LennonWe're trying to sell peace, like a product, you know, and sell it like people sell soap or soft drinks. And it's the only way to get people aware that peace is possible, and it isn't just inevitable to have violence. Not just war - all forms of violence.
John Lennon