Invert, always invert: Turn a situation or problem upside down.Look at it backward.

The human body is the best picture of the human soul.

I don't let the past define my future.

在科学中，耐心不仅是一种美德；它是一种必需品。

He travels the fastest who travels alone.

儿童不是知识的被动接受者，而是学习过程的积极参与者。