“Curiosity is one of the permanent and certain characteristics of a vigorous intellect.”

“Curiosity is, in great and generous minds, the first passion and the last.”

“Happiness," said he, "must be something solid and permanent, without fear and without uncertainty.”

“Resolve not to be poor: whatever you have, spend less. Poverty is a great enemy to human happiness; it certainly destroys liberty, and it makes some virtues impracticable, and others extremely difficult.”

“This is one of the disadvantages of wine, it makes a man mistake words for thoughts.”

“If one was to think constantly of death, the business of life would stand still.”

“No one is much pleased with a companion who does not increase, in some respect, their fondness for themselves.”