“‘A fascinating, compelling, beautifully written novel.”“ Liane Moriarty ”“Miriam Sved has woven three generations and two periods of history into a page-turning, emotional rollercoaster to remind us all that families are messy, complicated and that the repercussions of decisions made decades ago can come back to haunt you… I cannot recommend this book highly enough.”“ Heather Morris, author of The Tattooist of Auschwitz I have wished so many times that I had acted differently. I wish that I had been more worthy of you… Eventually the war will end, and then we will find each other. Until then, remember me. Budapest, 1938. In a city park, five young Jewish mathematicians gather to share ideas, trade proofs and whisper sedition. Sydney, 2007. Illy has just buried her father, a violent, unpredictable man whose bitterness she never understood. And now Illy’s mother has gifted her a curious notebook, its pages a mix of personal story and mathematical discovery, recounted by a woman full of hopes and regrets. Inspired by a true story, Miriam Sved’s beautifully crafted novel charts a course through both the light and dark of human relationships: a vivid recreation of 1930s Hungary, a decades-old mystery locked in the story of one enduring friendship, a tribute to the selfless power of the heart. ”“A taut, tender novel about family, secrets, genius and survival. Sved shows great insight into the complicated emotional architecture of family created in the aftermath of trauma.”“ Emily Maguire