The beginning of wisdom is found in doubting; by doubting we come to the question, and by seeking we may come upon the truth.

Jealousy can easily believe the most terrible things.

The cup of sinners overflows with so enchanting a sweetness, and we are naturally so much inclined to taste it, that it needs only to be offered to us.

Temptations have their degrees, they are at first mere thoughts and do not appear dangerous; the imagination receives them without any fears; the pleasure grows; we dwell upon it, and at last we yield to it.

Against the disease of writing one must take special precautions, since it is a dangerous and contagious disease.