Enthusiasm is everything. It must be taut and vibrating like a guitar string.

Enthusiasm is everything. It must be taut and vibrating like a guitar string.

It's faith in something and enthusiasm for something that makes a life worth living.

It's faith in something and enthusiasm for something that makes a life worth living.

Knowledge is power, but enthusiasm pulls the switch.

Knowledge is power, but enthusiasm pulls the switch.

Nothing great was ever achieved without enthusiasm.

Nothing great was ever achieved without enthusiasm.

Enthusiasm is contagious. Be a carrier.

Enthusiasm is contagious. Be a carrier.

Courage is going from failure to failure without losing enthusiasm.

Courage is going from failure to failure without losing enthusiasm.

There is a real magic in enthusiasm. It spells the difference between mediocrity and accomplishment.

There is a real magic in enthusiasm. It spells the difference between mediocrity and accomplishment.

Success is not the result of spontaneous combustion, you must set yourself on fire first.

Success is not the result of spontaneous combustion, you must set yourself on fire first.

None are so old as those who have outlived enthusiasm.

None are so old as those who have outlived enthusiasm.