Thomas A. Edison

The body is a community made up of its innumerable cells or inhabitants.

The body is a community made up of its innumerable cells or inhabitants.

I have friends in overalls whose friendship I would not swap for the favor of the kings of the world.

I have friends in overalls whose friendship I would not swap for the favor of the kings of the world.

There is no expedient to which a man will not go to avoid the labor of thinking.

There is no expedient to which a man will not go to avoid the labor of thinking.

To have a great idea, have a lot of them.

To have a great idea, have a lot of them.

Maturity is often more absurd than youth and very frequently is most unjust to youth.

Maturity is often more absurd than youth and very frequently is most unjust to youth.