Universals do not subsist outside the soul, but the intellect, in understanding universals, understands things that are outside the soul.
 Bertrand Russell, A History of Western Philosophy (1945). copy citation

Context

“It is the soul that sins, and if the soul is not transmitted, but created afresh, how can it inherit the sin of Adam? This is not discussed.) In connection with the intellect, the problem of universals is discussed. Saint Thomas’s position is that of Aristotle. Universals do not subsist outside the soul, but the intellect, in understanding universals, understands things that are outside the soul. The Third Book is largely concerned with ethical questions. Evil is unintentional, not an essence, and has an accidental cause which is good. All things tend to be like God, who is the End of all things.” source