世界不是一个愿望实现的工厂。
Personality changes more during your 20s than at any other time in life.
Understanding nature’s complexity is the ultimate challenge.
当遗憾取代梦想时，一个人才算老了。
We have to continually be jumping off cliffs and developing our wings on the way down.
The writer must be able to superintend himself and criticize himself.
艺术不是手工艺品，它是艺术家所经历的情感的传递。