He that has never suffered extreme adversity knows not the full extent of his own depravation.

In cases of doubtful morality, it is usual to say is there any harm in doing this? This question may sometimes be best answered by asking ourselves another; is there any harm in letting it alone?

A man who knows the world will not only make the most of everything he does know, but of many things he does not know, and will gain more credit by his adroit mode of hiding his ignorance than the pedant by his awkward attempt to exhibit his erudition.

Knowledge is two-fold, and consists not only in an affirmation of what is true, but in the negation of that which is false.

If Satan ever laughs, it must be at hypocrites; they are the greatest dupes he has.

Hope is a prodigal young heir, and experience is his banker.

The greatest and most amiable privilege which the rich enjoy over the poor is that which they exercise the least--the privilege of making others happy.