… it occurred to me that never again would he be seven years, one month and six days old, so we had better catch these moments while we can.
BILL BRYSON
In France, a chemist named Pilatre de Rozier tested the flammability of hydrogen by gulping a mouthful and blowing across an open flame, proving at a stroke that hydrogen is indeed explosively combustible and that eyebrows are not necessarily a permanent feature of one’s face.
