We have seen in the preceding books that the mind of man is extremely liable to enor, that the illusions of his senses, the visions of his imagination,b and the abstractions of his mi all continually deceive him; we have seen that the inclinationsd of his will and the passions of his hearte almost always conceal the truth from him and actually let it filter through to him only when tinged by the false colors that flatter concupiscence.