"O son of man! If thine eyes be turned towards mercy, forsake the things that profit thee and cleave unto that which will profit mankind. And if thine eyes be turned towards justice, choose thou for thy neighbour that which thou choosest for thyself."
Baha'u'llah, The third Leaf of the Most Exalted Paradise, Tablets 64
"Lay not on any soul a load which ye would not wish to be laid upon you, and desire not for anyone the things ye would not desire for yourselves."
Baha'u'llah, Summons of the Lord of Hosts 544 & Gleanings from the Writings of Baha'u'llah LXVI.128
"Ascribe not to any soul that which thou wouldst not have ascribed to thee, and say not that which thou doest not."