You mean "The Tree of Liberty must be refreshed with the blood of Patriots and Tyrants". It means a revolution should take place once government gets too big or they begin to infringe on the free will's of people. Which means, Patriots and Tyrants will die if it means to maintain Liberty.
Answer:
the Chinese workers were content/happy performing the jobs few white men wanted
Explanation:
At that time, there are no regulations made by the government to ensure the safety of railway workers.
The Railway companies at that time, require some of the workers to dig deep into the tunnel and strengthen the foundation of their rails. This jobs is extremely exhausting and dangerous . Very few white workers wanted to do it.
This is why this type of jobs usually given to the Chinese workers.
Chinese workers at that time received constant abuse and discrimination from the white workers. But as long as they are willing to do the dangerous/tedious jobs, they're usually got ignored.
