Friendship is the only thing in the world concerning the usefulness of which all mankind are agreed.
Marcus Tullius CiceroRead
Those wars are unjust which are undertaken without provocation. For only a war waged for revenge or defence can actually be just.
Interpretation
Wars are only just if they are fought in response to aggression or for defensive purposes.
This quote by Cicero emphasizes the moral implications of war, suggesting that conflicts can only be justified when they are provoked or necessary for self-defense. It presents a framework for evaluating the legitimacy of wars, highlighting that acts of violence must stem from a genuine need to respond to aggression rather than a desire for revenge or unprovoked aggression itself.
In practice
In a debate about the moral implications of military intervention, you could use this quote to underscore the need for justified causes.
Friendship is the only thing in the world concerning the usefulness of which all mankind are agreed.
Orators are most vehement when their cause is weak.
Nothing contributes to the entertainment of the reader more, than the change of times and the vicissitudes of fortune.
No one has the right to be sorry for himself for a misfortune that strikes everyone.
Advice in old age is foolish; for what can be more absurd than to increase our provisions for the road the nearer we approach to our journey's end.
Loyalty is what we seek in friendship.
Our tools are extensions of our purposes, and so we find it natural to make metaphorical attributions of intentionality to them; but I take it no philosophical ice is cut by such examples.
One war, such as that of our Revolution, is enough for one life.
Modern definitions of truth, such as those as pragmatism and instrumentalism, which are practical rather than contemplative, are inspired by industrialisation as opposed to aristocracy.
Maybe every other American movie shouldn't be based on a comic book. Other countries will think Americans live in an infantile fantasy land where reality is whatever we say it is and every problem can be solved with violence.
An atheist has got one point beyond the devil.
That is what worship is all about. It is the glad shout of praise that arises to God the creator and God the rescuer from the creation that recognizes its maker, the creation that acknowledges the triumph of Jesus the Lamb. That is the worship that is going on in heaven, in God's dimension, all the time. The question we ought to be asking is how best we might join in.
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