The cause of light is not in the colors， but in the light.

心理学家必须避免一切形式的心理物理学。

Doublethink means the power of holding two contradictory beliefs in one's mind simultaneously, and accepting both of them.

Ignorance is easier to get than knowledge.

Risk prevention and control is the guarantee for the steady development of enterprises. We must build a strong dam for risk prevention and control.

Reality is always richer and more complex than fiction.