唯一重要的是你做了什么，而不是你想什么、说什么或感觉什么。
The only thing that matters is what you do, not what you think or say or feel.
Envy is a really stupid sin because it’s the only one you could never possibly have any fun at. There’s a lot of pain and no fun. Why would you want to get on that trolley?
"Always be transparent about the limitations of your study."
I think it's important to be yourself and not try to be someone else.
Innovation in forestry isn't about replacing nature with technology, but using technology to better understand and work with nature.
We are all of us made by what we have lost as much as by what we have gained.