With health, everything is a source of pleasure; without it, nothing else, whatever it may be, is enjoyable...Healt h is by far the most important element in human happiness.

The world is my representation

The fourfold root of the principle of sufficent reason is "Anything perceived has a cause. All conclusions have premises. All effects have causes. All actions have motives.

Authors may be divided into falling stars, planets, and fixed stars: the first have a momentary effect; the second have a much longer duration; but the third are unchangeable, possess their own light, and work for all time.

The general history of art and literature shows that the highest achievements of the human mind are, as a rule, not favourably received at first.

Ignorance is degrading only when found in company with great riches.

The safest way of not being very miserable is not to expect to be very happy.