He who does not reach the Great Wall is not a true man!

In time of difficulties, we must not lose sight of our achievements.

In waking a tiger, use a long stick.

Letting a hundred flowers blossom and a hundred schools of thought contend is the policy for promoting the progress of the arts and the sciences and a flourishing culture in our land.

Let a hundred flowers bloom, let a hundred schools of thought contend.

If you want to know the taste of a pear, you must change the pear by eating it yourself. If you want to know the theory and methods of revolution, you must take part in revolution. All genuine knowledge originates in direct experience.