我为我所做的感到快乐和自豪,但从未完全满足。
I am happy and proud of what I have done, but not completely satisfied.
某个命题可以从某一组公理通过某一规则系统推导出来,这一事实本身并不使其为真。
Take one simple thing — almost anything — but take it extremely seriously, as if it was the only thing in the world, or maybe the entire world is in it — and by taking it seriously you’ll light up the sky.
Innovation in forestry isn't about replacing nature with technology, but using technology to better understand and work with nature.