Sustainable forestry is not an option; it's our responsibility.
可持续林业不是一种选择,而是我们的责任。
你无法回到过去改变开头,但你可以从现在开始改变结局。
There is no point treating a depressed person as though she were just feeling sad, saying, 'There now, hang on, you'll get over it.' Sadness is more or less like a head cold- with patience, it passes. Depression is like cancer.
Logic is the foundation of all mathematical reasoning.
对于一个将一生奉献给某项事业的工程师来说,世界上最糟糕的事情莫过于有人剽窃它并署上自己的名字。
最好是不失败,其次则是败了却还有办法成功,这才叫善于用人。 
I'm a person who likes to be recognized.