Interesting and provocative . . . It gives you a sense of how briefly we've been on this Earth' Barack Obama
'Jaw-dropping from the first word to the last . . . It may be the best book I've ever read' Chris Evans
'Contains a remarkable piece of information on almost every page and reminds us that we should be grateful to be human.' Matt Haig
'Sweeps the cobwebs out of your brain . . . Radiates power and clarity, making the world strange and new' Sunday Times 'Provocative and fascinating and opinionated...it makes the familiar seem unfamiliar. It altered how I view our species and our world.' Guardian