There are famous sayings of those scientists.

If we admit defeat too easily, we may not realize that we are very close to being right. Carl? An object that makes a banging noise.

The sea of truth, let all undiscovered things lie before my eyes, let me explore. -Newton (UK)

Anyone who rashly tells the truth in small matters is also untrustworthy in big matters. -Einstein (USA)

Man's bounden duty is to be brave in exploring the truth. -Copernicus (Poland)

While enjoying the great benefits brought by other people's inventions, we must also be willing to serve others with our own inventions. -Franklin (USA)

My philosophy of life is work. I want to reveal the mysteries of nature and benefit mankind. Edison (USA)

All reasoning must come from observation and experiment. -Galileo (Italy)

My most important discovery was inspired by failure. David (UK)

For scientists, diligence is the mother of success. —— Mao Yisheng (China)

The foundation of science is a healthy body. -Madame Curie (France)

I want to turn my life into a scientific dream, and then turn my dream into reality. -Madame Curie (France)

The study of truth can have three purposes: when we explore, we must discover the truth; When we find it, we must prove the truth; When we examine it, we should distinguish it from fallacy. -Pascal (France)

It is more valuable to explore the truth than to have it. -Einstein (USA)

At first, it deviates from the truth by a small margin, and finally it will be a thousand miles away. -Aristotle (Greece)

Every great achievement of science is based on bold fantasy. -Dewey (USA)

Once science has the wings of fantasy, it can win. -Faraday (UK)

Science is the best way to make people brave. -Bruno (Italy)

It takes special courage to pursue science. -Galileo (Italy)

I always try to keep my freedom of thought. I can give up any hypothesis, no matter how popular it is, as long as it proves inconsistent. -Darwin (UK)