I'm old rookie now.

I'm an old rookie. 

僕は年をとった新人。
Because I started in a new job from this week. 

なぜなら僕は今週から新しい仕事を始めたから。

I'm especially exhausted this week. 

今週は特に疲れ果てた。
I think beginning something new tires everyone
何か新しいことを始めることは誰でも疲れると思う。
I can't type any more now although I want to. 
打ちたいけれど、これ以上打つことができない。
Please correct my above sentences and add my FB (yukio tsukide) if possible.

上の文章を直して、僕のフェイスブックを加えてください、可能なら。

I'm an old rookie now.

I'm an old rookie.
Because I started in a new job from this week.

I'm especially exhausted this week.
I think beginning something new tires everyone

I can't type any more now although I want to.

Please correct my above sentences and add my FB (yukio tsukide) if possible.