The law of nations is naturally founded on this principle, that different nations ought in time of peace to do one another all the good they can, and in time of war as little injury as possible, without prejudicing their real interests.
There is no one, says another, whom fortune does not visit once in his life; but when she does not find him ready to receive her, she walks in at the door, and flies out at the window.
If we only wanted to be happy, it would be easy; but we want to be happier than other people, and that is almost always difficult, since we think them happier than they are.
If one only wished to be happy, this could be easily accomplished; but we wish to be happier that other people, and this is always difficult, for we believe others to be happier than they are. you are comparing your lot with an ideal which is of course better and therefore you feel worse
