This book takes you literally in Science History, with these little anecdotes, always pleasant and mark the minds but above facts with a rigor and a sense of the extraordinary teaching on the part of the author. This is Science for everyone, without extension to the death, even the most informed readers or science enthusiasts will find great pleasure in reading this book who still teach them something. Anyway, I thank you for the delicious M BRYSON times you made me live with this item.