The spirit of wrath - not the words - is the sin; and the spirit of wrath is cursing. We begin to swear before we can talk.

I am a great and sublime fool. But then I am God's fool, and all His works must be contemplated with respect.

There is no other life; life itself is only a vision and a dream for nothing exists but space and you. If there was an all-powerful God, he would have made all good, and no bad.

You may have noticed that the less I know about a subject the more confidence I have, and the more new light I throw on it.

I have made it a rule never to smoke more than one cigar at a time.

I do not want Michael Angelo for breakfast-but for luncheon-for dinner- for tea-for supper-for between meals.

Such is professional jealousy; a scientist will never show any kindness for a theory which he did not start himself. There is no feeling of brotherhood among these people. Indeed, they always resent it when I call them brother. To show how far their ungenerosity can carry them, I will state that I offered to let Prof. H--y publish my great theory as his own discovery; I even begged him to do it; I even proposed to print it myself as his theory. Instead of thanking me, he said that if I tried to fasten that theory on him he would sue me for slander.