There must be a world revolution which puts an end to all materialistic conditions hindering woman from performing her natural role in life and driving her to carry out man's duties in order to be equal in rights.
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I think it's important that people think about what they are doing and that includes what they are eating. I am 61 now and attitudes towards drinking and driving have changed radically since I was a student. People change their notion of what is responsible. They will increasingly ask about the carbon content of their food.