On the next day, the multitude that stood on the other side of the sea saw that there was no other boat there, except the one in which his disciples had embarked, and that Jesus hadn't entered with his disciples into the boat, but his disciples had gone away alone.

 When he told us to eat his flesh and drink his blood, he was telling us to feed our hearts and souls and minds on his humanity, and to revitalize our lives with his life until we are filled with the life of God. 