Thus, as the truth needs no sign it being to possess the subjective essence of things, or, in other words, the ideas of them, in order that all doubts may be removed it follows that the true method does not consist in seeking for the signs of truth after the acquisition of the idea, but that the true method teaches us the order in which we should seek for truth itself, or the subjective essences of things, or ideas, for all these expressions are synonymous.