1. If your only tool is a hammer, you may think that all problems are nails. ?——Masler?

2. The steps are not designed for rest, they are just for people to step on one foot to make the other foot higher. ?——Axley Huxley ?

3. A poor craftsman complains about his tools. ?——Gerry ?

4. Never give up on yourself. Just walk. As long as you walk, strength will naturally arise. ? - Fabre ?

5. Having imagination but no discernment is the most terrifying thing in the world. ?——Goethe ?

6. People should live independently and learn useful skills. ?——Cade ?

7. A person who loves practice but does not pay attention to science is like a sailor entering a ship without a rudder or compass. He is never sure where he is going. ?——Leonardo Da Vinci ?

8. Good methods can enable us to better utilize our innate talents, while poor methods may hinder the development of talents. ?——Bernard ?

9. People who come up with new ideas are always said to be whimsical before they come up with their ideas. ?——Mark Twain ?

10. In all difficult negotiations, do not hope to sow and reap at the same time; rather, you should be prepared for everything so that it will gradually mature. ?——Bacon?

11. Before you go in, think about whether you can come out. ?——Arabic proverb ?

12. Assumption always precedes knowledge. ? - Humboldt ?

13. Asking the right questions is often equal to solving most of the problems. ?——Heisenberg ?

14. Excessive speed is one of the greatest dangers in doing things. ?——Bacon ?

15. Every good thing is difficult at the beginning. ?——Spencer