生命中最重要的问题往往没有答案,而我们必须学会与这些问题共存。
The most important questions in life often have no answers, and we must learn to live with them.
没有孩子的民族将面临无望的未来;没有树木的国家将面临更加无望的未来。
"We are all apprentices in a craft where no one ever becomes a master."