The secret source of Longfellow's humor is not joy but sorrow. There is no humor in heaven.
朗费罗幽默的秘密源泉并不是欢乐而是悲伤。天堂里没有幽默。
Education is the root system that sustains all progress in responsible forestry practices.
循环经济原则可以将林业部门的废物转化为价值。
"History is not just about the past; it's about the present and the future too."
【解释】人常常在忧患困苦中,才能磨练意志,增长才干。
人は、自分が認められるために、他人を認める。
Every day is a blessing, even the bad ones.