问题是,我们是否乐于假设我们的孙子孙女可能永远无法在大象的图片书之外看到大象?
The only way to succeed in business is to be better than the competition.
"The greatest enemy of knowledge is not ignorance, it is the illusion of knowledge."
When I look at the world I'm pessimistic, but when I look at people I am optimistic.