Date: 1273

"On the contrary, The Philosopher says (De Anima iii, 5) that the active intellect is as a light."

— St. Thomas Aquinas (1225-1274)

Date: 1273

"On the contrary, From its nature the memory is the treasury or storehouse of species."

— St. Thomas Aquinas (1225-1274)

Date: 1273

"For eternity is compared to time as immovable to movable. And thus Boethius compared the intellect to eternity, and reason to time."

— St. Thomas Aquinas (1225-1274)

Date: 1273

"For "opinion" signifies an act of the intellect which leans to one side of a contradiction, whilst in fear of the other."

— St. Thomas Aquinas (1225-1274)

Date: 1273

"While to 'judge' or 'measure' [mensurare] is an act of the intellect, applying certain principles to examine propositions. From this is taken the word 'mens' [mind]."

— St. Thomas Aquinas (1225-1274)

Date: 1273

"But since habit is a principle of act, sometimes the name conscience is given to the first natural habit--namely, 'synderesis': thus Jerome calls 'synderesis' conscience (Gloss. Ezech. 1:6); Basil, the 'natural power of judgment,' and Damascene says that it is the 'law of our intellect.'"

— St. Thomas Aquinas (1225-1274)

Date: 1273

"The body is ruled by the soul, and the irascible and concupiscible powers by the reason, but in different ways."

— St. Thomas Aquinas (1225-1274)

Date: 1273

"For the body obeys the soul blindly without any contradiction, in those things in which it has a natural aptitude to be moved by the soul: whence the Philosopher says (Polit. i, 3) that the 'soul rules the body with a despotic command' as the master rules his slave: wherefore the entire movement...

— St. Thomas Aquinas (1225-1274)

Date: 1273

"Hence the Philosopher says (Polit. i, 3) that "the soul rules the body like a despot," i.e. as a master rules his slave, who has no right to rebel."

— St. Thomas Aquinas (1225-1274)

Date: 1273

"As the gloss says, 'in the sin of fornication the soul is the body's slave in a special sense, because at the moment of sinning it can think of nothing else': whereas the pleasure of gluttony, although carnal, does not so utterly absorb the reason."

— St. Thomas Aquinas (1225-1274)