时间是我所有作品中看不见的材料。
It is a curious subject of observation and inquiry, whether hatred and love be not the same thing at bottom.
I’m a great believer in solving hard problems by using a checklist. You need to get all the likely and unlikely answers before you; otherwise it’s easy to miss something important.
Logical consequences are the scarecrows of fools and the beacons of wise men.  
Simplicity is prerequisite for reliability.