1 John 2:17 Meaning

15Love not the world, neither the things that are in the world. If any man love the world, the love of the Father is not in him.

16For all that is in the world, the lust of the flesh, and the lust of the eyes, and the pride of life, is not of the Father, but is of the world.

17And the world passeth away, and the lust thereof: but he that doeth the will of God abideth for ever.

18Little children, it is the last time: and as ye have heard that antichrist shall come, even now are there many antichrists; whereby we know that it is the last time.

19They went out from us, but they were not of us; for if they had been of us, they would no doubt have continued with us: but they went out, that they might be made manifest that they were not all of us.