The principle of prudence is not disrespect for science. The pragmatic attitude used in the face of science. The achievement of scientific research results and its social recognition often represent huge economic benefits or even the lifetime achievements of scientists. This makes it difficult to guarantee that scientists will not relax scientific principles. Requirements are endless; socialization of scientific research results is often connected with corporate interests, and companies will inevitably conceal hazards on the basis of profit: due to the unknown factors of scientific research and the difficulty and time span of dangerous discovery, even scientists and companies uphold the principles It is also difficult to guarantee that the potential harm of scientific research results can be found. What does this passage mean? ['Application of scientific results should be cautious.', 'The potential dangers of scientific research results cannot be predicted.', 'The economic benefits attached to science corrupt the spirit of science.', 'Moral principles are the primary principles for scientific research.']