交易税突然成为主流的关注目标，主要原因有三。

There are three main reasons a transaction tax suddenly has mainstream appeal.

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比如订阅者，收入和转化率都是不错的起始关注目标。

Subscribers, revenue, and conversion rates are a good place to start.

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如果你在专注目标时并不感到兴奋，就干脆改天再进行练习。

If you don't feel uplifted at the thought of focusing on your goals, you might as well not do the exercise today.

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