Why does one want to climb the corporate ladder?
1. money
2. respect
...
There is one more thing. You will get to know the big picture, you have the right to ask questions and you will get the answer. And because of all of this, you will be able to influence things get into the right direction. You can get good people want they want and they deserve. All of this is extra reward.
But definitely the cost is big. Making your feel from time to time whether it is worthwhile.