The happy do not believe in miracles.

When two people are really happy about one another one can generally assume they are mistaken.

It is a mistake for a taciturn, serious-minded woman to marry a jovial man, but not for a serious-minded man to marry a lighthearted woman.

If you are to accomplish all that one demands of you, you must overestimate your own worth.

Nothing is more terrible than to see ignorance in action.

In nature we never see anything isolated, but everything in connection with something else which is before it, beside it, under it and over it.

How circumscribed is woman's destiny!