The quality of an organization's learning determines the quality of its improvement.

The metropolis exacts from man as a discriminating creature a different amount of consciousness than does rural life.

The only real failure in life is not to be true to the best one knows.

在科学问题上，一千个人的权威抵不上一个人的谦卑推理。

空间不是空的；它充满了可能的互动。