As an actor, you have to be willing to take risks and step outside of your comfort zone.
The interplay between local and global phenomena is a recurring theme in number theory.
你连自己都管不好,怎么能治理国家的正事呢? 
The deeper the pain, the more profound the art.
Creativity is allowing yourself to make mistakes. Art is knowing which ones to keep.
The truth is out there, but it often hides in the details.