2. Hugo: Even a hell of wisdom is better than a paradise of ignorance.

3. Goethe: Friendship can only be produced and maintained in practice.

4. Shakespeare: A fool thinks he is smart, but a wise man knows he is a fool.

Gorky: Ideal can bring happiness to the unfortunate people in the world.

6. Dante: The road to honor is not paved with flowers.

7. Byron: Optimists are always young.

8. Tagore: The work of testing truth was not completed once and for all by a group of scholars in a certain era in the past; Truth must be re-developed by people through the opposition and blows it has received in various times.

9. Tolstoy: Heroism lies in sacrificing oneself for faith and truth.

10. Homer: It takes wisdom to decide a problem, but patience to carry it out.

These people are like fertile soil, but they don't care to raise some enchanting and beautiful flowers!