认证体系是负责任林业的语法，它们为我们良好的意愿提供了结构。
Certification schemes are the grammar of responsible forestry—they give structure to our good intentions.
I’m trying to grow up and be a man and learn from my mistakes.
Success is no accident. It is hard work, perseverance, learning, studying, sacrifice and most of all, love of what you are doing.
The weight of history is unbearable, yet we must carry it.
All we know is still infinitely less than all that remains unknown.
