Six in the third place means

He finds a comrade.

Now he beats the drum, now he stops.

Now he sobs, now he sings.

Here the source of a man's strength lies not in himself but in his relation to other people. No matter how close to them he may be, if his center of gravity depends on them, he is inevitably tossed to and fro between joy and sorrow. Rejoicing to high heaven, then sad unto death–this is the fate of those who depend upon an inner accord with other persons whom they love. Here we have only the statement of the law that this is so. Whether this condition is felt to be an affliction or the supreme happiness of love, is left to the subjective verdict of the person concerned.