It was all love on my side, and all good comradeship and friendship on hers. When we parted she was a free woman, but I could never again be a free man.
Some men never seem to grow old. Always active in thought, always ready to adopt new ideas, they are never chargeable with foggyism. Satisfied, yet ever dissatisfied, settled, yet ever unsettled, they always enjoy the best of what is, are the first to find the best of what will be.
If there be no great love in the beginning, yet heaven may decrease it upon better acquaintance, when we are married and have more occasion to know one another: I hope, upon familiarity will grow more contempt.
Science is a wonderful thing if one does not have to earn one's living at it. One should earn one's living by work of which one is sure one is capable. Only when we do not have to be accountable to anybody can we find joy in scientific endeavor.