The multitude which does not reduce itself to unity is confusion.

We never love a person, but only qualities.

The last thing we decide in writing a book is what to put first.

If ignorance were bliss, he'd be a blister

We do not content ourselves with the life we have in ourselves and in our being; we desire to live an imaginary life in the mind of others, and for this purpose we endeavor to shine. We labor unceasingly to adorn and preserve this imaginary existence and neglect the real.

To ridicule philosophy is really to philosophize.

Those who are accustomed to judge by feeling do not understand the process of reasoning, because they want to comprehend at a glance and are not used to seeking for first principles. Those, on the other hand, who are accustomed to reason from first principles do not understand matters of feeling at all, because they look for first principles and are unable to comprehend at a glance.