Constant practice devoted to one subject often outdoes both intelligence and skill. - Assiduus usus uni rei deditus et ingenium et artem saepe vincit

I follow nature as the surest guide, and resign myself with implicit obedience to her sacred ordinances.

All men have a feeling, that they would rather you told them a civil lie than give them a point blank refusal.... If you make a promise, the thing is still uncertain, depends on a future day, and concerns but few people; but if you refuse you alienate people to a certainty and at once, and many people too.

Probabilities direct the conduct of the wise man.

There is no duty more obligatory than the repayment of kindness.

Like readily consorts with like.

I have always been of the opinion that unpopularity earned by doing what is right is not unpopularity at all, but glory.