“Most organic substances react with oxygen exothermically, but are quite stable, because the activation energy to do so is so large.”

“He was always unflappable, seemingly unperturbed whenever he found himself on the knife's edge of defeat.”

“Following a big fire, there are always discussions about potential techno-fixes, like more supertanker planes, better foams, and incombustible construction.”

“Having made this realization, it is now safe for Emile to embrace Sophie because she can do him no further harm.”

“I chose to call Joan on the phone and we had a calm discussion about how our marriage had fallen apart.”

“The whole way there her long, shiny black hair flowed in the gentle breeze.”