A great love is a credit opened in favor of a power so consuming that the moment of bankruptcy must inevitably occur.

Girls are apt to imagine noble and enchanting and totally imaginary figures in their own minds; they have fanciful extravagant ideas about men, and sentiment, and life; and then they innocently endow somebody or other with all the perfections for their daydreams, and put their trust in him.

Rare is the man who suffers no remorse as he passes from the state of confidant to that of rival.

Sensuality is the death of the soul.

A mother's life, you see, is one long succession of dramas, now soft and tender, now terrible. Not an hour but has its joys and fears.

The key to all sciences is unquestionably the question mark. To the word How? we owe most of our greatest discoveries. Wisdom in life may perhaps consist in asking ourselves on all occasions: Why?

All happiness depends on courage and work.