Theophylact of Ohrid
Catena Aurea · Markusevangelium 10
And when he was gone forth into the way, there came one running, and kneeled to him, and asked him, Good Master, what shall I do that I may inherit eternal life? And Jesus said unto him, Why callest thou me good? there is none good but one, that is, God. Thou knowest the commandments, Do not commit adultery, Do not kill, Do not steal, Do not bear false witness, Defraud not, Honour thy father and mother. And he answered and said unto him, Master, all these have I observed from my youth. Then Jesus beholding him loved him, and said unto him, One thing thou lackest: go thy way, sell whatsoever thou hast, and give to the poor, and thou shalt have treasure in heaven: and come, take up the cross, and follow me. And he was sad at that saying, and went away grieved: for he had great possessions. And Jesus looked round about, and saith unto his disciples, How hardly shall they that have riches enter into the kingdom of God! And the disciples were astonished at his words. But Jesus answereth again, and saith unto them, Children, how hard is it for them that trust in riches to enter into the kingdom of God! It is easier for a camel to go through the eye of a needle, than for a rich man to enter into the kingdom of God. And they were astonished out of measure, saying among themselves, Who then can be saved? And Jesus looking upon them saith, With men it is impossible, but not with God: for with God all things are possible,
Therefore the Lord intended by these words to raise the mind of the young man, so that he might know Him to be God. But He also implies another thing by these words, that when you have to converse with a man, you should not flatter him in your conversation, but look back upon God, the root and fount of goodness, and do honour to Him.