If I move jobs I can increase my salary, my time with the family will be reduced, however.
如果我换工作的话,薪水会涨,但是我陪家人的时间会减少。
In this way self-confidence grows, first from mastering a subject, then from being able to take about it.
这样,你自信心不断增强,先是因为掌握一门学问,接下来是因为能够就此发表见解。