Looking for the content of the tunnel construction slogans of the engineering corps in the 1960s and 1970s.

Let me say a few words: 1. Don’t be afraid of hardship, and don’t be afraid of death; 2. Dig holes deeply, accumulate food widely, and don’t seek hegemony; 3. Fighting against heaven and earth, the joy is endless; 4. Be invincible. Long live Mao Zedong Thought; 5. Dedicate a red heart to the Party; 6. Prepare for war and famine for the people; 7. Read Chairman Mao’s books, listen to Chairman Mao’s words, and be a good soldier of Chairman Mao; 8. Always be prepared to destroy all invading enemies; 9. Be vigilant and defend the motherland; 10. While in the trenches, have the motherland in mind and look at the world.