Okay, so 2 Timothy 4 is a part of the Bible, which is a book that a lot of people believe in and it teaches us about God and Jesus. This specific chapter is a letter that was written by a man named Paul to his friend Timothy.
Paul was an important person in spreading the message of Jesus and he was writing to Timothy to encourage him to keep doing the important work of spreading the message too. He said that Timothy should always be ready to talk about Jesus and to tell people how much he loves them.
Paul talked about how he knew that he was going to die soon, but that he was not afraid because he had lived a good life and had always tried to do what God wanted him to do. He said that he was looking forward to being with God in heaven.
Paul also warned Timothy that some people might not believe in Jesus and might say mean things about him. But he said that Timothy should still keep telling people about Jesus and living a good life, because that's what God wants us to do.
Overall, 2 Timothy 4 is a letter that encourages us to keep doing what's right and to never be afraid to talk about Jesus even when others might not believe the same things that we do.