Thomas Alva Edison

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.

Just because something doesn't do what you planned it to do doesn't mean it's useless.

Just because something doesn't do what you planned it to do doesn't mean it's useless.

Discontent is the first necessity of progress.

Discontent is the first necessity of progress.

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.

Restlessness is discontent - and discontent is the first necessity of progress. Show me a thoroughly satisfied man - and read more

Restlessness is discontent - and discontent is the first necessity of progress. Show me a thoroughly satisfied man - and I will show you a failure.