I wasn't trying to be a role model for anybody. I don't think that you can.

I have different hats; I'm a mother, I'm a woman, I'm a human being, I'm an artist and hopefully I'm an advocate. All of those plates are things I spin all the time.

Poor countries are being forced to deal with an unprecedented health crisis without the means to tackle it . Governments can only show how seriously they are taking this crisis by taking immediate action to provide four million extra health workers and to grant those in need access to affordable medicines.

Life is not quantifiable in terms of age, but I suppose in my fifties I am more grounded and more at ease in my own skin than when I was younger. I have a confidence that I didn't have before from the experiences I've had.

Humankind seems to have an enormous capacity for savagery, for brutality, for lack of empathy, for lack of compassion.

If we value what we've inherited for free - from other women - surely it's right morally and ethically for us to wake up and say, 'I'm a feminist. '

Music is a great vehicle for communications, and I have a certain platform. I have an opportunity and I have to take it.