It is perhaps just dawning on five or six minds that physics, too, is only an interpretation and exegesis of the world (to suit us, if I may say so!) and not a world-explanation.
Every characteristic absence of spirituality, every piece of common vulgarity, is due to an inability to resist a stimulus - you have to react, you follow every impulse.
We can speak very much to the purpose and yet in such a way that the whole world cries out in contradiction: namely, when we are not speaking to the whole world.
Of all evil I deem you capable: Therefore I want good from you. Verily, I have often laughed at the weaklings who thought themselves good because they had no claws.
Interest in Education will acquire great strength only from the moment when belief in a God and His care is renounced, just as the art of healing could only flourish when the belief in miracle cures ceased.
A degree of culture, and assuredly a very high one, is attained when man rises above superstitions and religious notions and fears, and, for instance, no longer believes in guardian angels or in original sin, and has also ceased to talk of the salvation of his soul.
Every man who has declared that some other man is an ass or a scoundrel, gets angry when the other man conclusively shows that the assertion was erroneous.