Pain is a language that only those who have experienced it can understand.

People can’t remember more than 3 points from a speech.

"The beauty of formal methods lies in their ability to provide absolute guarantees about system behavior."

The speech we hear is an indication of that which we don't hear. It is a necessary avoidance, a violent, sly, anguished or mocking smokescreen which keeps the other in its place.

心灵是大自然处理现实的工具。