The greater part of the world's troubles are due to questions of grammar.

In nine lifetimes, you'll never know as much about your cat as your cat knows about you.

It is not necessity but abundance which produces greed.

It is the mind that maketh good or ill, That maketh wretch or happy, rich or poor.

There is a certain amount of purpose, acquiescence, and satisfaction in nursing one's melancholy.

The study of books is a drowsy and feeble exercise which does not warm you up.

The easy, gentle, and sloping path . . . is not the path of true virtue. It demands a rough and thorny road.