The balance between energy needs and environmental protection is the challenge of our time.

The only good is knowledge and the only evil is ignorance.

【释义】：教导媳妇要在刚过门时开始，教育孩子要从婴儿时期抓起。  

除非有勇气远离海岸，否则你永远游不到新的地平线。

"The camera sees more than the eye, but understands less."

释义：人的外貌可能相似，但内心和性格却各不相同。