Out, out, brief candle! Life's but a walking shadow, a poor player That struts and frets his hour upon the stage And then is heard no more. It is a tale Told by an idiot, full of sound and fury, Signifying nothing, 

The key to global competitiveness is local adaptability.

Man is the only creature who refuses to be what he is.

释义：尺子不准确，画不出方形；圆规不标准，画不出圆形。

If we don't change direction, we'll end up where we're headed.