Knowledge is acquired through one's own labor. One must pay ... - Mao Zedong

"Knowledge is acquired through one's own labor. One must pay a price to acquire true knowledge."

Mao Zedong Knowledge

Communist Leader, Dictator Chinese 1893–1976

More from Mao Zedong

"It is right to rebel against the reactionaries."

"Women hold up half the sky."

"All reactionaries are paper tigers."

"Guerrilla warfare will be the only way."

"We're not just after treasure. We're preserving history."

"The mind is humanity's greatest tool."

"A tidy room reflects a tidy mind."

"You can learn a lot about a person by how they keep their space."