'I am not sick. I am broken. But I am happy to be alive as long as I can paint.' For many she represents triumph over suffering, but to Frida Kahlo, life, body and art were entirely intertwined. Kahlo – friend, lover, teacher, patient, survivor, revolutionary – endured polio and scoliosis as a child, and then, at the age of 18, survived a catastrophic bus accident. Over the next 19