I Am One

I am only one,
 but I am one.


I cannot do everything, 
 but I can do something. 


What I can do, 
  I ought to do 
-and,- 
by the grace of God, 
 I shall do.


 ~Edward Everett Hale (1822-1909)
   American author, historian, Unitarian clergyman, chaplain to the United States Senate


Source: Wikipedia Encyclopedia