The greatest good [a man] can do is to cultivate himself in order that he may be of greater use to humanity.
![The greatest good [a man] can do is to cultivate himself in order that he may be of greater use to humanity.](http://cdn.quoteddaily.com/images/marshall-field/the-greatest-good-a-man-can-do-is-to-cultivate-himself-in-order-that-he-may-be-of-greater-use.jpg)
The greatest good [a man] can do is to cultivate himself in order that he may be of greater use to humanity.