How it happens that only useless knowledge inspires vanity. For example, no one is proud of distinguishing lime from sand, and yet that is useful knowledge. But to distinguish quartz from schist, to know zinc, etc.
May 4.
— objects, where imagination is often more to be feared than the eyes.
Experience varies, and can equally produce confidence or distrust. Hippocrates called it deceptive. One must therefore join one’s experience to that of others to judge well.
The difference between a pillar and a column is great. The column is the pillar in its beauty, in its lightness, the perfect pillar, reduced to having nothing in excess.
A talent, like an aptitude for a trade. Let us therefore cultivate in ourselves that other part which is divine. And we can all do so, since it depends little on the body.
... In heaven no one will be a poet, for we will be able to imagine nothing beyond what we see. We will be only intelligent. Let us therefore cultivate intelligence, that eternal faculty which will always be exercised and will suffice for happiness.
Boredom (that boredom they talk so much about), duty drives it away.
May […]5.
Poets. — and the images of objects serve them better than the objects’ presence.
Parenthesis, excluding certain words from the construction by isolating those it encloses, makes it possible to give sentences greater variety and style a greater number of inflections.
We have said it: poets are more inspired by images than by the very presence of objects. — Thus, the idea of perfection is more necessary to men than models are. And when I say that the idea of perfection is more necessary than models, I do not mean only in the arts, but in conduct.
May 6.
To decide these questions well, one must leave logic and enter metaphysics or moral philosophy; it is there that one will find the truth.
“Strong mind” was not badly put. When the mind and the aptitude for reasoning have more strength and excellence, or merely more practice than the soul’s other faculties, they lead astray, they deceive.
If the mind is only strong and is not gentle, or if it exercises only its strength without giving itself over to its gentleness, if it grows accustomed to always advancing, like a sword, without heeding what it wounds...
1
The Notebooks of Joseph Joubert, Volume II · Book Mode · Diotimos