Be industrious. There he was, industrious brother, clever salesman, winning the business for Willis Gann and they got jealous of his success.
Squealer is a character in Animal Farm by George Orwell, a pig who serves as the main minion of Napoleon and the tertiary antagonist turned anti-hero. Squealer goes around telling lies to the other gullible farm animals to cover up and or/justify Napoleon's atrocities and convince the animals to stay loyal to him.
A bulldozer is a crawler (continuous tracked tractor) equipped with a substantial metal plate (known as a blade) used to push large quantities of soil, sand, rubble, or other such material during construction or conversion work and typically equipped at the rear with a claw-like device (known as a ripper) to loosen densely compacted materials.