【答案解析】1. Scientists, those who are endowed with peculiar capability of thinking and analysis and with endless patience in observing and data collecting, always try hard to discern the nature and seek for the regularity over the disorderly appearance.
2. The most significant problems we were confronted at that time were the shortage of skilled laborers, the lack of qualified university teachers in the training of those skilled laborers, and the decline in the capability of doing researches in colleges due to the want of teachers and modern conveniences in education and scientific research.
3. Science always pays attention to practicality. It involves the conscientious quest for truth and permits of no deceit; what"s more, it requires hard working. Meanwhile, it needs one"s creation and imagination. Only when one has the ability of imagination could he break the bonds of tradition, and thus develop the science.
4. Never lose heart if you fail in the career that is done in your own right. There is a different world between "I have failed three times "and "I am a loser". As long as you do not think negatively of yourself and do not identify yourself with the failure, but always try to learn something from the failure, you will be likely to succeed in the future.