No thoroughly occupied man was ever yet very miserable.[to feel unhappy you need the time to consider how your lot could be better]

Jealousy ought to be tragic, to save it from being ridiculous.

words alike make the destiny of empires and of individuals. Ambition, love, hate, interest, vanity, have words for their engines, and need none more powerful. Language is a fifth element - the one by which all the others are swayed.

There is no wretchedness like self-reproach.

Nothing more strongly marks the insufficiency of luxuries than the ease with which people grow accustomed to them; they are rather known by their want than by their presence. The word 'blasé' has been coined expressly for the use of the upper classes.

Enthusiasm is the divine particle in our composition: with it we are great, generous, and true; without it, we are little, false, and mean.

Of all false assertions that ever went into the world under the banner of a great name and the mail armor of a well-turned phrase, Locke's comparison of the mind to a blank sheet of paper appears to me among the most untrue.