If looking for better ideas, you simply need more ideas.
We have discussed this before though, you may just not remember.
Stop and listen to things like this when you begin to hear it from multiple people that have found success.
Reminds me that quantity is a factor in blogging too.
Just as great baseball players only average a hit for every three at bats, every innovator swings and misses. The best way to boost your originality is to produce more ideas.
-Adam Grant, Originals