Only one who devotes himself to a cause with his whole strength and soul can be a true master. For this reason mastery demands all of a person.

A hundred times every day I remind myself that my inner and outer life depend on the labors of other men, living and dead, and that I must exert myself in order to give in the same measure as I have received and am still receiving.

When you do the common things in life in an uncommon way, you will command the attention of the world.

Each man is the smith of his own fortune.

Half this game is ninety percent mental.

If you are going through hell, keep going.