Quote by Upton Sinclair
"When the workers of the world understand their power they'll take over the world."
"When the workers of the world understand their power they'll take over the world."
"It is difficult to get a man to understand something, when his salary depends on his not understanding it."
"The American system of ours gives each and every one of us a great opportunity."
"There is one thing that the American people always rise up and do--when they get ready."
"I am nothing in this world but a writing machine."