【正确答案】Researchers in China annually publish a surprisingly large number of academic papers, most of which, however, are of low academic value/only a small fraction of which are of high academic value. A willingness to conduct/perform/carry out time-consuming experiments and the courage to overcome difficulty are basic qualities of accomplished scientists. Success is often accompanied by failure. Whatever the result/outcome, each effort will pay off/be rewarded/no effort will be in vain.