You have to study a great deal to know a little.

When we seek after wit, we discover only foolishness.

Liberty is the right to do what the law permits.

When the legislative and executive powers are united in the same person, or in the same body of magistrates, there can be no liberty; because apprehensions may arise, lest the same monarch or senate should enact tyrannical laws, to execute them in a tyrannical manner.

Thus the creation, which seems an arbitrary act, supposes laws as invariable as those of the fatality of the Atheists. It would be absurd to say that the Creator might govern the world without those rules, since without them it could not subsist.

There is a very good saying that if triangles invented a god, they would make him three-sided.

In vain do we seek tranquility in the desert; temptations are always with us; our passions, represented by the demons, never let us alone: those monsters created by the heart, those illusions produced by the mind, those vain specters that are our errors and our lies always appear before us to seduce us; they attack us even in our fasting or our mortifications, in other words, in our very strength.