英语语法分析

The oldest tends to be self-assured, responsible, a high achiever, and relatively serious and reserved.

最年长的那一个往往自信、负责、成绩优异，也相对严肃和保守。

How to Become an Effortless achiever?

如何成为一个“自在”的“成功者”？

This is important if you want to be a high achiever in life.

如果你想成为生活中积极向上，这是十分重要的一点。