The lesson that was learnt from this verse is that, the purpose of a man was created even before he came into existence. The warnings of Jeremiah from the first to the sixteenth chapter of the book are targeted to the people of Judah as God warned them to repent and turn back to him (Attridge). Their refusal to yield would be that, God would destroy them. One is quite familiar with these prophetic warnings from God through Jeremiah to the people of Judah. One thing that is quite surprising is that, God actually knew that, the people would not heed the warning as they were a stubborn and rebellious people. But, he still went ahead to warn them, so they would not have any excuse that, they were not warned. This brings one to the conclusion that, God would not punish his people without warning them.
In the first chapter of the book of Jeremiah, the prophet gave God the excuse that, he was too young for the task ahead of him. I would like to know the exact age of Jeremiah at the time of his calling. I am of the opinion that, he must have been very young at the time of his commissioning by