We have to be careful that in throwing out the devil, we don't throw out the best part of ourselves.

He who denies his own vanity usually possesses it in so brutal a form that he instinctively shuts his eyes to avoid the necessity of despising himself.

In solitude the lonely man is eaten up by himself, among crowds by the many.

We ought to fear a man who hates himself, for we are at risk of becoming victims of his anger and revenge. Let us then try to lure him into self-love.

Did you ever say yes to a pleasure? oh my friends, then you also said yes to all pain. all things are linked, entwined, in love with one another.

The tragedy is that we cannot believe the dogmas of religion and metaphysics if we have the strict methods of truth in heart and head, but on the other hand, we have become through the development of humanity so tenderly suffering that we need the highest kind of means of salvation and consolation: whence arises the danger that man may bleed to death through the truth that he realises.

Even the pluckiest among us has but seldom the courage of what he really knows.