"And they that be wise shall shine as the brightness of the firmament; and they that turn many to righteousness as the stars for ever and ever." Shine like the stars. (Daniel 12:3)
Intelligent people ignore...Yes. Let it go, and move on with your life. Then amazingly one day you realize you haven't thought about that negative situation, or that jealous, vindictive person in like forever, and you think, "WOW!! What was her name.