Thomas Alva Edison

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.

Your worth consists in what you are and not in what you have.

Your worth consists in what you are and not in what you have.

Opportunity is missed by most people because it comes dressed in
overalls and looks like work.

Opportunity is missed by most people because it comes dressed in
overalls and looks like work.

There is no substitute for hard work.

There is no substitute for hard work.