Poetry is the mirror of the soul.

数学的本质在于它的自由。

The real conflict is between the rights of the individual and those of society.

这个行业的成功不仅以桶来衡量，还以积极影响来衡量。

"In the middle of difficulty lies opportunity."

儿童不是缩小的成人，而是有其自身发展规律的个体。