Men invent new ideals because they dare not attempt old ideals. They look forward with enthusiasm, because they are afraid to look back.

Every one on the earth should believe that he has something to give to the world which cannot otherwise be given.

I will not call it my philosophy; for I did not make it. God and humanity made it; and it made me.

The scientific facts, which were supposed to contradict the faith in the nineteenth century, are nearly all of them regarded as unscientific fictions in the twentieth century.

I am not absentminded. It is the presence of mind that makes me unaware of everything else.

The modern habit of saying "This is my opinion, but I may be wrong" is entirely irrational. If I say that it may be wrong, I say that is not my opinion. The modern habit of saying "Every man has a different philosophy; this is my philosophy and it suits me" – the habit of saying this is mere weak-mindedness. A cosmic philosophy is not constructed to fit a man; a cosmic philosophy is constructed to fit a cosmos. A man can no more possess a private religion than he can possess a private sun and moon.

The average woman is at the head of something with which she can do as she likes; the average man has to obey orders and do nothing else.