This book is Ayn Rand's call to American youth to reject the tribal, conventional irrationality of the new left and to grasp the need of a philosophical revolution founded on the supremacy of reason, with individualism, ...This book is Ayn Rand's call to American youth to reject the tribal, conventional irrationality of the new left and to grasp the need of a philosophical revolution founded on the supremacy of reason, with individualism, self-interest, science, technology, and progress as its consequences. There is nothing new about the new left; it is the last gasp of an outworn philosophy.