以前的事不要再评说了,做完的事不要再议论了,过去了就不要再追咎。
"The past is never dead. It's not even past."
Success is not the key to happiness. Happiness is the key to success. If you love what you are doing, you will be successful.
林业的未来在于平衡经济可行性与生态责任。