None are so old as those who have outlived enthusiasm

None are so old as those who have outlived enthusiasm

Every production of genius must be the production of enthusiasm.

Every production of genius must be the production of enthusiasm.

Nothing great was ever achieved without enthusiasm.

Nothing great was ever achieved without enthusiasm.

Enthusiasm is the leaping lightning, not to be measured by the horse- power of the understanding.

Enthusiasm is the leaping lightning, not to be measured by the horse- power of the understanding.

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.

Earnestness is enthusiasm tempered by reason.

Earnestness is enthusiasm tempered by reason.

I prefer the folly of enthusiasm to the indifference of wisdom.

I prefer the folly of enthusiasm to the indifference of wisdom.

If you have zest and enthusiasm you attract zest and enthusiasm. Life does give back in kind.

If you have zest and enthusiasm you attract zest and enthusiasm. Life does give back in kind.

Courage is going from failure to failure without losing enthusiasm.

Courage is going from failure to failure without losing enthusiasm.