1. If we admit failure too readily, we may not realize that we are very close to being right. ---Karl Popper
2. The same is true for "difficulty". Facing a cliff, you won't be able to see a crack in a hundred years, but with an axe, you can get in inch by inch. Step by step, keep accumulating, leaps will come, and breakthroughs will follow. ---Hua Luogeng (China)
3. I really want to invent a trait or machine with such terrible large-scale destructive power that war will become impossible forever. ---Nobel (Sweden)
4. Only by obeying nature can we control nature. --- Bacon (UK)
5. The ocean of truth allows all undiscovered things to lie before my eyes for me to explore. ---Newton (UK)
6. The benefits of error are temporary, while the benefits of truth are permanent; when truth has disadvantages, these disadvantages will be eliminated soon, while the disadvantages of fallacy will Always with the fallacy. --- Diderot (France)
7. Anyone who takes the truth lightly in small matters is also untrustworthy in big matters. ---Einstein (USA)
8. Man's bounden duty is to have the courage to explore the truth. ---Copernicus (Poland)
9. I don’t know what people in the world think of me. But I think of it this way: I seem to be a child playing on the sea, sometimes finding a smooth stone, sometimes finding a beautiful shell and being happy about it. Despite this, the ocean of truth mysteriously unfolds before us. ---Newton (UK)
10. Scientific inspiration can never come by waiting. If there is any accidental opportunity in scientific discovery, then this kind of "accidental opportunity" can only be given to those who are well-educated, to those who are good at independent thinking, and to those who have a perseverance spirit. Not for lazy people. ---Hua Luogeng (China)
11. A scientist should consider the comments of later generations, not the insults or praises at the time. ---Pasteur (France)
12. We are enjoying the huge benefits that other people's inventions have brought to us, and we must also be willing to use our own inventions to serve others. ---Franklin (USA) is helpful to me