英语语法分析

We need not only braveness, but also insistency of our own belief.

我们需要的不只是勇气，更需要对理想的那份执著。

For ten years of insistency, I have no regret being through all of these.

十年来的坚持，我很庆幸参与了这一切。

The insistency of vision and the will to change with the market are the reasons why YouTube continues to grow.

对于愿景的坚持，不断的针对市场修改，才是持续成长的原因。