"The beauty of science lies in its ability to constantly evolve and challenge our understanding of the world."

The fundamental 'formula' of Gestalt theory might be expressed in this way: There are wholes, the behavior of which is not determined by that of their individual elements, but where the part-processes are themselves determined by the intrinsic nature of the whole.

Nothing can stop the man with the right mental attitude from achieving his goal; nothing on earth can help the man with the wrong mental attitude.

Personality can change more in your 20s than at any other time in life.

The historian is both detective and storyteller.