Problem-solving often requires restructuring one's mental representation of the situation.

行动即性格。

Every revolution evaporates and leaves behind only the slime of a new bureaucracy.

解释：河水成冰，不是一日的寒冷所致；积土成为高山，不是须臾的工夫就能完成。

"The world is a game, and the game is a shadow."