"To lose one parent may be regarded as a misfortune; to lose both looks like carelessness."

回忆这东西若是有气味的话，那就是樟脑的香，甜而稳妥，像记得分明的快乐，甜而怅惘，像忘却了的忧愁。

The only way to achieve the impossible is to believe it is possible.

The true power of mathematics is not in its complexity, but in its simplicity and elegance.

林业的未来属于那些将树木视为生命系统而不仅仅是立木库存的人。