On the other hand we are responsible to be good stewards of the gifts and opportunities we have been given. 1 Peter 4:10, as well as other passages, like the one we looked at yesterday, tell us this.
So as a believer I have to acknowledge that yes, in whatever I have accomplished I have been empowered by God. Further I bear the responsibility to use that empowerment to and for His glory. His is the credit, mine is the responsibility to serve Him.