2. Thinking is the soul's soliloquy. -Plato

3, the industry is diligent and idle, and the line is destroyed by thinking. -Han Yu

I think, therefore I am. Descartes

5. People can become gods through thinking. -Lamartin

6. Thinking is one of the greatest pleasures of human beings. Brecht

7, insight, first of all, comes from thinking more and being suspicious. -Rockwell

8. Meditation is labor, and thinking is action. Hugo

9. Doubt grows with knowledge. -Goethe

10, the most important thing for people is to find themselves. Therefore, we must always think silently by ourselves. -Nansen

1 1. greatness is not only earth-shattering in his career, but also often ponders it silently. -krylov

12. Intelligence cancels fate. As long as a person is thinking, he is independent. Emerson

13, wisdom is not a meditation on death, but a meditation on life. -Spinoza

14, who doesn't think with his head, and finally has nothing but feelings. -Goethe

15, talented people who are not good at thinking will definitely end in tragedy. Gambida