There are three valleys in chapter 3, the first of these is the valley of Jehoshaphat. There are two opinions of interpretation, but these seem to be complementary, blessing and judgement.

Jesus said I am the way, the truth and the life. He was not saying that he was a guide, but that it was only through faith in him that you can go to heaven.

Judas had gone off to betray Jesus, who would soon be arrested and crucified. As the disciples lives were beginning to fall apart, Jesus offered them words of comfort.

You should not only read the Bible but also think about what it says. Doing this you will be like a tree planted by the rivers, you will be able to trust the Lord even in the difficulties of life.