英语翻译问题！恳请高人指教！

1.我认为，父母对于孩子的影响之大，绝对不是几句话就可以说完的。
I think it will be a long story if we're going to explain how could parents strongly affect their children.
（注："it's a long story" = “说来话长，非三言两语可以表达清楚的”）

2.首先，我想利用心理学的有关知识来论证我的观点。
First of all, I would like to demonstrate my viewpoints with relevant psychological knowledge.

3.通过这个，我们可以顺利度过青春期——这个心理发育的重要时期。
In this way, we can favoringly go through adolescence which is an important stage of psychological development.

-------------------------请详阅译文，有问题可联系------------------------

In my opinion, parental influence upon children is complicated and cannot be generalised with a few words (有点赘, 或者直接写: in my opinion, parental influence upon children is too complicated to generalize)

Firstly, i want to support my argumentation with relevant psychological theories.

With this we can ensure a smooth transition through puberty, which is a critical stage in individual psychological development 我记得英文里是不用破折号的...

1 I think that parents for children's influence, not a few words can say. (meaning, just like real),
2. First of all, I want to use the knowledge about the psychology to demonstrate my point of view.
3 through this, we can smoothly through puberty psychological development, this is the important period.

1. I think that big , absolute of the parents effect to the child is not that a few words can speak right away being over. (Meaning similar be OK, as long as pure)
2. First, I want to make use of the psychology in relation to expound and prove my viewpoint coming knowledge.
3. This mentality develops by the fact that this , we can spend puberty smoothly important period.

最地道最书面而又简洁明了的翻译：
1.In my opinion,It is impossible to explain the parental influence upon children in a few words.

2.First of all,I would like to gave a demonstration of my point of view with revelant psychologic knowledge.

3.In this way,we can go through our adolescence smoothly ---the critical stage of psychological development.

I think it will be a long story if we're going to explain how could parents strongly affect their children,which can not simply explained in a few words.

First of all, I would like to demonstrate my viewpoints with relevant psychological knowledge.

This mentality develops by the fact that this , we can spend puberty smoothly important period.