Style is the physiognomy of the mind. It is more infallible than that of the body. To imitate the style of another is said to be wearing a mask. However beautiful it may be, it is through its lifelessness insipid and intolerable, so that even the most ugly living face is more engaging.

The effect of music is so very much more powerful and penetrating than is that of the other arts, for these others speak only of the shadow, but music of the essence.

What disturbs and depresses young people is the hunt for happiness on the firm assumption that it must be met with in life. From this arises constantly deluded hope and so also dissatisfaction. Deceptive images of a vague happiness hover before us in our dreams, and we search in vain for their original. Much would have been gained if, through timely advice and instruction, young people could have had eradicated from their minds the erroneous notion that the world has a great deal to offer them.

To free a man from error is to give, not to take away. Knowledge that a thing is false is a truth. Error always does harm; sooner or later it will bring mischief to the man who harbors it.

Poetry is related to philosophy as experience is related to empirical science. Experience makes us acquainted with the phenomenon in the particular and by means of examples, science embraces the whole of phenomena by means of general conceptions. So poetry seeks to make us acquainted with the Platonic Ideas through the particular and by means of examples. Philosophy aims at teaching, as a whole and in general, the inner nature of things which expresses itself in these. One sees even here that poetry bears more the character of youth, philosophy that of old age.

Each day is a little life.

Philosophy ... is a science, and as such has no articles of faith; accordingly, in it nothing can be assumed as existing except what is either positively given empirically, or demonstrated through indubitable conclusions.