Question: a man who exalts himself will be humbled?
Answer: The saying of Jesus echoes 1 Sm 2:7: “The Lord makes poor and makes rich, he humbles, he also exalts.” ... With that in mind, we can complete the thought expressed in Jesus' saying and supply the agent: “For whoever exalts himself will be humbled by God, and the one who humbles himself will be exalted by God.”