The man who is wise enough to ...

The man who is wise enough to know the right thing to do, who is good enough to wish to do only the right thing, and who is able and strong enough to do the right thing is a truly great man.
The man who is wise enough to know the right thing to do, who is good enough to wish to do only the right thing, and who is able and strong enough to do the right thing is a truly great man.
 Wallace D. Wattles

More phrases

If one does not know to which port one is sailing, no wind is favorable.
What a distressing contrast there is between the radiant intelligence of the child and the feeble mentality of the average adult.
We are masters of the unsaid words, but slaves of those we let slip out.
I have always found that mercy bears richer fruits than strict justice.
A lie gets halfway around the world before the truth has a chance to get its pants on.

Quotes from the same author

Genius is the union of man and God in the acts of the soul. Great men are always greater than their deeds. They are in connection with a reserve power that is without limit.
 Wallace D. Wattles
Abandon everything you have outgrown.
 Wallace D. Wattles
To do things in a way you want to do them, you will have to acquire the ability to think the way you want to think: this is the first step toward getting rich.
 Wallace D. Wattles
You want to get rich in order that you may surround yourself with beautiful things, see distant lands, feed your mind, and develop your intellect; in order that you may love others and do kind things, and be able to play a good part in helping the world to find truth.
 Wallace D. Wattles
The ownership of money and property comes as a result of doing things in a certain way; those who do things in this Certain Way, whether on purpose or accidentally, get rich; while those who do not do things in this Certain Way, no matter how hard they work or how able they are, remain poor.
 Wallace D. Wattles