Great grief does not of itself put an end to itself.

Such is the blindness, nay the insanity of mankind, that some men are driven to death by the fear of it.

In the meantime, cling tooth and nail to the following rule: not to give in to adversity, not to trust prosperity, and always take full note of fortune's habit of behaving just as she pleases.

Our plans miscarry because they have no aim. When a man does not know what harbor he is making for, no wind is the right wind.

The greater part of progress is the desire to progress.

Economy is in itself a great source of revenue.

It should be our care not so much to live a long life as a satisfactory one.