Over the years, one may well become an authority on one's hobby and willvery probably be asked to give informal talks to little gatherings and then, ifsuccessful, to larger audiences. In this way self-confidence grows, first frommastering a subject, then from being able to take about it. Collecting, by occupyingspare time so constructively, makes a person contented, with no time for boredom.

　　22.Over the years, one may well become an authority on one's hobby and will veryprobably be asked to give informal talks to little gatherings and then, if successful, tolarger audiences.

　　一人积了多年经验会成为自己这种爱好的权威，很可能应邀在小型集会上作非正式的讲话。如果讲得好，可能向更多人发表演说。

　　23.In this way self-confidence grows, first from mastering a subject, then from beingable 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。

　　24.Collecting, by occupying spare time so constructively, makes a person contented,with no time for boredom.

　　收藏活动通过富有建设性地利用业余时间使人感到心满意足，不再有无聊之日。

　　语言点:句子结构分析: by occupying spare time so constructively为方式状语。with no time forboredom为补充状语。