What If You Would Never Fail?

What are the things you would attempt to do if you knew you would never fail?
Would just like to know, it could be in business, relationships or any area of your life. Just close your eyes and visualize it.
What if you would never fail?
Would you start that business?
Work up to that babe or guy?
Would you want to rule the world?
What could it be?
Let's share opinions.
Thanks all

my sister would definitely go to the US and marry her internet sweetheart.