To laugh often and much ... this is to have succeeded. Probably not from Emerson: here's the full quotation and the story.

Idealism sees the world in God. It beholds the whole circle of persons and things, of actions and events, of country and religion,not as painfully accumulated, atom after atom, act after act, in an aged creeping Past, but as one vast picture, which God paints on the instant eternity, for the contemplation of the soul.

The element running through entire nature, which we popularly call Fate, is known to us as limitation. Whatever limits us, we callFate.

Make the most of yourself, for that is all there is of you.

Luckily for us, now that steam has narrowed the Atlantic to a strait, the nervous, rocky West is intruding a new and continental element into the national mind, as we shall yet have an American genius.

Therefore is nature ever the ally of Religion: lends her all her pomp and riches to the religious sentiment.

One thing is forever good; That one thing is Success.