Key to Success?

This will give you a good idea of true concentration; you should be so interested in your thought, so engrossed in your subject, as to be conscious of nothing else. Such concentration leads to intuitive perception and immediate insight into the nature of the object concentrated upon.

Attention or concentration is probably the most important essential in the development of mind culture. The possibilities of attention when properly directed are so startling that they would hardly appear credible to the uninitiated. The cultivation of attention is the distinguishing characteristic of every successful man or woman.

- Charles Haanel, The Master Key System