| Quote #1
I lay across one of the thwarts for I know not how long, thinking that if I had the strength I would drink sea-water and madden myself to die quickly. (1.6)
The natural world can be harsh, even for the granola-y backpackers of the world. We may have found a way to travel and live across the globe, but there's still a scary amount of it that is straight-up deadly to us. Case in point? Sea water, which covers most of the planet, is not much of a thirst quencher.
| Quote #2
"This ship ain't for beasts and cannibals, and worse than beasts, any more." (5.18)
Of course, the irony that Captain Davis is acting worse than a beast when he says this is completely and utterly lost on him. Drinking and irony don't mix.
| Quote #3
At any rate they were an amazingly ugly gang, and over the heads of them, under the forward lug, peered the black face of the man whose eyes were luminous in the dark. (6.5)
At first, the only distinction Prendick notices between the Beast Folk and ordinary humans is the physical distinction. Check out the "What's Up With the Ending?" section to see how that changes.