Well, you can focus on that if you like.
You won’t find many tycoons who made a straight line to the top.
Most of them have losses to. It’s a part of life.
It's not the losses that are the problem - but the character displayed when they're owned, or NOT.
http://www.amazon.com/Extreme-Ownership-U-S-Navy-SEALs-ebook/dp/B00VE4Y0Z2
(*) The leader is always responsible. (This is what they call "extreme ownership." Basically, leaders must always "own" the mistakes and shortcomings of their teams.)
THE LEADER IS ALWAYS RESPONSIBLE.