Passage
Abide in me, and I in you. As the branch cannot bear fruit of itself, except it abide in the vine; so neither can ye, except ye abide in me.
Abide in me, and I in you. As the branch cannot bear fruit of itself, except it abide in the vine; so neither can ye, except ye abide in me.
John 15:2 Every branch in me that beareth not fruit, he taketh it away: and every [branch] that beareth fruit, he cleanseth it, that it may bear more fruit.
John 15:3 Already ye are clean because of the word which I have spoken unto you.
John 15:4 Abide in me, and I in you. As the branch cannot bear fruit of itself, except it abide in the vine; so neither can ye, except ye abide in me.
John 15:5 I am the vine, ye are the branches: He that abideth in me, and I in him, the same beareth much fruit: for apart from me ye can do nothing.
John 15:6 If a man abide not in me, he is cast forth as a branch, and is withered; and they gather them, and cast them into the fire, and they are burned.
The verse centers on "abide", "branch", "bear", "fruit", "except", "vine", and "neither". It is saying that the verse draws attention to "abide" and "branch", so its meaning should be read from those terms before moving to application.
The nearby context moves from verse 3's "Already ye are clean because of the..." into verse 5's "I am the vine ye are the...", so "abide" and "branch" belong inside that flow. In John context, the local focus is the identity of Jesus, new birth, eternal life, and belief and unbelief.
A plain takeaway is to answer the verse's own emphasis on "abide" and "branch" with trust shaped by these words, not by a vague optimism outside the passage.