The more you explain your art, the less powerful it becomes.

Education is the most powerful weapon which you can use to change the world.

采矿业必须发展以满足不断变化的世界的需求。

In business, if you're not moving forward, you're falling behind.

Don't let fear write your story.

The true spirit of delight, the exaltation, the sense of being more than Man, which is the touchstone of the highest excellence, is to be found in mathematics as surely as in poetry.