The holographic principle suggests that the information in a volume of space can be thought of as encoded on a boundary to that space.
"A writer is someone for whom writing is more difficult than it is for other people."
The best database systems are those that are invisible to the user, yet powerful in their capabilities.
所以，即使做很困难的事情，也一定能够达到目的，没听说过想达到自己的愿望，而能回避困难的。