It is only when the faculty of smell is impaired for some reason that we begin to realise the essential role the sense of smell plays in our sense of well-being.
It was, of course, not a squeaking floorboard, or the library management that agitated me. It was my emotional condition, the mental-visceral state I had yet to understand.
His strange habit makes sense when you consider that he's an environmental scientist who studies how to reduce litter, including things that fall off garbage trucks as they drive down the road.
They're also better at figuring out what other people are thinking, which is probably because they have to figure out which language to use every time they talk to somebody in order to communicate.
Most of all, the researchers would like to understand why humpback whales, of all species, resemble humans in their love for ever-changing yet conformist fashion.