Men have no right to put the well-being of the present generation wholly out of the question. Perhaps the only moral trust with any certainty in our hands is the care of our own time.

It is from this absolute indifference and tranquillity of the mind, that mathematical speculations derive some of the most considerable advantages; because there is nothing to interest the imagination; because the judgment sits free and unbiased to examine the point. All proportions, every arrangement of quantity, is alike to the understanding, because the same truths result to it from all; from greater from lesser, from equality and inequality.

Unsociable humors are contracted in solitude, which will, in the end, not fail of corrupting the understanding as well as the manners, and of utterly disqualifying a man for the satisfactions and duties of life. Men must be taken as they are, and we neither make them or ourselves better by flying from or quarreling with them.

Futurity is the great concern of mankind.

For as wealth is power, so all power will infallibly draw wealth to itself by some means or other; and when men are left no way of ascertaining their profits but by their means of obtaining them, those means will be increased to infinity.

In the groves of their academy, at the end of every vista, you see nothing but the gallows.

Refined policy ever has been the parent of confusion, and ever will be so as long as the world endures. Plain good intention, which is as easily discovered at the first view as fraud is surely detected at last, is of no mean force in the government of mankind.