古代的学者，为自己才学不高而担忧，就发奋学习，迎头赶上；现在的文士，为自己才学不高而羞愧，就隐满短处，避忌批评。

不要让别人的意见淹没了你内心的声音。

Certification programs are more than stickers on wood products; they represent a promise to our planet.

The relation between what we see and what we know is never settled.

Sometimes you have to lose yourself before you find yourself.