转系要以什么为标准呢?依自己的兴趣呢?还是看社会的需要?记得四十八年前,我考取了官费出洋,哥哥从东三省赶到上海为我送行,他要我学开矿或造铁路,因为这是比较容易找到工作的,千万不要学些没用的文学、哲学之类没饭吃的东西。我说好的,船就要开了。在船上我就想,开矿没兴趣,造铁路也不感兴趣,于是只好采取调和折中的办法,要学有用 What should be the criteria for changing the system? According to their own interests? Or should we look at the needs of society? I remember that forty-eight years ago, I took a government fee to go abroad. My brother rushed to Shanghai from the three provinces in the east to find me off. He asked me to learn to mine or mine. Build a railway, because it is easier to find a job. Do not learn anything that is useless, such as literature or philosophy. When I say good, the ship will open. On the boat, I thought that there was no interest in mining, and I was not interested in building railways. I had to resort to reconciliation and I had to learn