Nearly all the great improvements, discoveries, inventions, and achievements which have elevated and blessed humanity have been the triumphs of enthusiasm.

The most irresistible charm of youth is its bubbling enthusiasm. Youth sees no darkness ahead - no defile that has no outlet - it forgets that there is such a thing as failure in the world and believes that mankind has been waiting all these centuries for him to come and be the liberator of truth and energy and beauty.

What is enthusiasm but a passionate belief in what seems to be a high and holy aim - an unselfish devotion to some noble cause - a consecration of heart and mind and soul to the attainment of a great object?

Orison Swett Marden Quotes