Noun
Inspiration as if by a divine or superhuman power; ecstasy; hence, a conceit of divine possession and revelation, or of being directly subject to some divine impulse.
A state of impassioned emotion; transport; elevation of fancy; exaltation of soul; as, the poetry of enthusiasm.
Enkindled and kindling fervor of soul; strong excitement of feeling on behalf of a cause or a subject; ardent and imaginative zeal or interest; as, he engaged in his profession with enthusiasm.
Lively manifestation of joy or zeal.
Source: Webster's dictionarySuccess is the ability to go from one failure to another with no loss of enthusiasm. Winston Churchill
Nothing great was ever achieved without enthusiasm. Ralph Waldo Emerson
There is a certain enthusiasm in liberty, that makes human nature rise above itself, in acts of bravery and heroism. Alexander Hamilton
Apathy can be overcome by enthusiasm, and enthusiasm can only be aroused by two things: first, an ideal, with takes the imagination by storm, and second, a definite intelligible plan for carrying that ideal into practice. Arnold J. Toynbee
It is unfortunate, considering that enthusiasm moves the world, that so few enthusiasts can be trusted to speak the truth. Arthur Balfour
Temper your enthusiasm with judgement. American Proverb