It means, mans progress (maybe) is mostly driven by his needs and greed for the material things in life.
Answer:
"Apparently, when something makes her happy, Stargirl puts a pebble in the wagon; when she is unhappy she takes a pebble out."
Explanation:
Answer:
A wetsuit.
Explanation:
A wetsuit is usually made of insulatory materials to protect a surfer or skier from cold.
:)