质量从来不是偶然的；它始终是智慧努力的结果。

I was born in Africa.I came to California because it’s really where new technologies can be brought to fruition， and I don’t see a viable competitor.

The soft drink industry must evolve beyond sugar. Health-conscious consumers are driving the future.

Every setback is a setup for a comeback.

当且仅当所有投资者都持有均值-方差有效的投资组合时，市场组合才是有效的。

"The beauty of cinema is that it allows us to live a thousand lives in one lifetime."

我们必须在经济、政治、军事和技术上强大。

Learning consists in the modification of certain mediating processes which operate between the stimulus and the response.

【释义】集市上没有老虎是很明显的事，但是三个人说有老虎，就好像真的有老虎了。