The individual may be understood as one particular focal point at which the whole universe expresses itself - as an incarnation of the self, or of the Godhead, or whatever one may choose to call it.
Truth alone will endure, all the rest will be swept away before the tide of time. I must continue to bear testimony to truth even if I am forsaken by all. Mine may today be a voice in the wilderness, but it will be heard when all other voices are silenced, if it is the voice of Truth.
Truly speaking, it is not instruction, but provocation, that I can receive from another soul. What he announces, I must find true in me, or reject; and on his word, or as his second, be he who he may, I can accept nothing.