2. The same is true of "difficulty". Facing the cliffs, you can't see a crack in a hundred years, but with an axe, you can advance inch by inch, inch by inch, and you have to accumulate. Leaps will come, and breakthroughs will follow. -Hua (China)
I really want to invent a kind of mass or machine with such terrible mass destruction that war will never be possible. Nobel Prize (Sweden)
Only by obeying nature can we master nature. Bacon (UK)
The sea of truth, let all undiscovered things lie before my eyes, let me explore. -Newton (UK)
6. The benefits of fallacy are temporary, while the benefits of truth are permanent; When truth has shortcomings, these shortcomings will soon be eliminated, and fallacies always go hand in hand with fallacies. -Diderot (France)
7. Anyone who takes a rash attitude towards the truth in small matters is also untrustworthy in big matters. -Einstein (USA)
8. Man's bounden duty is to be brave in exploring the truth. -Copernicus (Poland)