"Act well your part; there all honor lies"- Alexander Pope

What this quote is saying is that when you choice the right and do the right thing you are doing it with honor because you are doing the right thing you are doing your part right. Doing your part well that means like you do good in school you don't stell you don't do drugs and other bad things there will be somethig good like you did it with honor you don't do it just to get something back you did it because you wantede to do it so thats well all the honor lies.