“Greater works than these shall he (we) do….” What is the meaning of this scripture?

 What Does the Scripture Mean: “Greater Works than these shall he do….?”  

 John 14:12

12 Verily, verily, I say unto you, He that believeth on me, the works that I do shall he do also; andgreater works than these shall he do; because I go unto my Father.  John 14:12 (KJV)

Jesus Christ says, In Matthew 18:8-9, that if your hand or foot causes you to sin, cut it off and throw it away, for it is better to live this life maimed than to have two hands and two feet and to be cast into “everlasting fire.” If that wasn’t clear enough, Jesus goes on to state that even if one of our eyes is causing us to sin, it is better to pluck it out and throw it away than to have two eyes for this life, but to be cast into the fires of…