Second, you must know that in forming an opinion, one bases on the criteria, background, standards and points of view of one's own.

其次，你必须知道，一个意见的形成是与个人的标准及背景有关的，只是个人的主观想法而已。

youdao

In my opinion, learning languages is really fun, and it also opens one's horizons because each unique culture embeds in its own language.

在我的看法，学习语言是很有趣的，而且也打开人的视野因为每一个独特的文化都有其语言。

youdao

In new classical economics opinion, economic reason equals with one's own maximization of interests, the rational economic people are the pursuer of utility maximization.

新古典经济学认为，经济理性是与自身利益的最大化等同，理性经济人是效用最大化的追求者。

youdao