May I be no one's enemy and may I be the friend of that which is eternal and abides.
May I wish for every person's happiness and envy none.
May I never rejoice in the ill fortune of one who has wronged me.
May I, to the extent of my power, give needful help to all who are in want.
May I never fail a friend.
May I respect myself.
May I always keep tame that which rages within me.
May I accustom myself to be gentle and never be angry with others because of circumstances.
May I know good people and follow in their footsteps.
For more information on his works, I suggest you check out wikipedia and the references as this is a passage out of my UU hymnal and thought it a great affirmation in living life - no matter what path one follows.