In order for a war to be just, three things are necessary. First, the authority of the sovereign. Secondly, a just cause. Thirdly, a rightful intention.

Quote by Thomas Aquinas

Topics: Thomas Aquinas Quotes

If forgers and malefactors are put to death by the secular power, there is much...

If forgers and malefactors are put to death by the secular power, there is much...

Three conditions are necessary for Penance: contrition, which is sorrow for sin, together with a...

Three conditions are necessary for Penance: contrition, which is sorrow for sin, together with a...

It is necessary to posit something which is necessary of itself, and has no cause...

It is necessary to posit something which is necessary of itself, and has no cause...

Perfection of moral virtue does not wholly take away the passions, but regulates them.

Perfection of moral virtue does not wholly take away the passions, but regulates them.

Human salvation demands the divine disclosure of truths surpassing reason.

Human salvation demands the divine disclosure of truths surpassing reason.

A man has free choice to the extent that he is rational.

A man has free choice to the extent that he is rational.

Because philosophy arises from awe, a philosopher is bound in his way to be a...

Because philosophy arises from awe, a philosopher is bound in his way to be a...

Most men seem to live according to sense rather than reason.

Most men seem to live according to sense rather than reason.

The principal act of courage is to endure and withstand dangers doggedly rather than to...

The principal act of courage is to endure and withstand dangers doggedly rather than to...

Every judgement of conscience, be it right or wrong, be it about things evil in...

Every judgement of conscience, be it right or wrong, be it about things evil in...

Man should not consider his material possession his own, but as common to all, so...

Man should not consider his material possession his own, but as common to all, so...

The highest manifestation of life consists in this: that a being governs its own actions....

The highest manifestation of life consists in this: that a being governs its own actions....

All the efforts of the human mind cannot exhaust the essence of a single fly.

All the efforts of the human mind cannot exhaust the essence of a single fly.

How can we live in harmony? First we need to know we are all madly...

How can we live in harmony? First we need to know we are all madly...

Man cannot live without joy; therefore when he is deprived of true spiritual joys it...

Man cannot live without joy; therefore when he is deprived of true spiritual joys it...

Temperance is simply a disposition of the mind which binds the passion.

Temperance is simply a disposition of the mind which binds the passion.

Not everything that is more difficult is more meritorious.

Not everything that is more difficult is more meritorious.

As regards the individual nature, woman is defective and misbegotten, for the active power of...

As regards the individual nature, woman is defective and misbegotten, for the active power of...

It is possible to demonstrate God's existence, although not a priori, yet a posteriori from...

It is possible to demonstrate God's existence, although not a priori, yet a posteriori from...

Three things are necessary for the salvation of man: to know what he ought to...

Three things are necessary for the salvation of man: to know what he ought to...