The past is a shadow that follows us everywhere.
Every failure in semiconductor manufacturing teaches us more than success.
I don't think President Bush is doing anything at all about Aids. In fact, I'm not sure he even knows how to spell Aids.
统治阶级掌握着物质生产的手段;无产阶级仅有的是他们的劳动力。
The companies that thrive will be those that view environmental challenges as opportunities for reinvention.