Thomas Alva 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.

Someday man will harness the rise and fall of the tides, imprison the power of the sun, and release atomic read more

Someday man will harness the rise and fall of the tides, imprison the power of the sun, and release atomic power.

There is no substitute for hard work.

There is no substitute for hard work.

I find out what the world needs, then I proceed to invent. My main purpose in life is to make read more

I find out what the world needs, then I proceed to invent. My main purpose in life is to make money so that I can afford to go on creating more inventions.

I never did anything worth doing entirely by accident and none of my inventions came about totally by accident. They read more

I never did anything worth doing entirely by accident and none of my inventions came about totally by accident. They came about by hard work.