There is sufficient reward in the mere consciousness of a good action.

There are more men ennobled by study than by nature.

That man is guilty of impertinence who considers not the circumstances of time, or engrosses the conversation, or makes himself the subject of his discourse, or pays no regard to the company he is in.

It is a strong proof of men knowing most things before birth, that when mere children they grasp innumerable facts with such speed as to show that they are not then taking them in for the first time, but are remembering and recalling them.

Whatever is done without ostentation, and without the people being witnesses of it, is, in my opinion, most praiseworthy: not that the public eye should be entirely avoided, for good actions desire to be placed in the light; but notwithstanding this, the greatest theater for virtue is conscience.

To those who are engaged in commercial dealings, justice is indispensable for the conduct of business.

Through doubt we arrive at the truth.