The words we use to describe the world are the world.
任何圆的面积等于一个直角三角形，其中一条直角边等于半径，另一条等于圆的周长。
A good novel should be like a bomb, exploding in the reader's mind and leaving a lasting impact.
"Psychology must bridge the gap between thought and action."
不要害怕承担经过计算的风险；真正的成长就在那里。