When money is unreasonably coveted, it is a disease of the mind which is called avarice.

Mathematics is an obscure field, an abstruse science, complicated and exact; yet so many have attained perfection in it that we might conclude almost anyone who seriously applied himself would achieve a measure of success.

Sweet is the recollection of difficulties overcome.

Nulla (enim) res tantum ad dicendum proficit, quantum scriptio Nothing so much assists learning as writing down what we wish to remember.

It is easy to distinguish between the joking that reflects good breeding and that which is coarse-the one, if aired at an apposite moment of mental relaxation, is becoming in the most serious of men, whereas the other is unworthy of any free person, if the content is indecent or the expression obscene.

Anger should never appear in awarding punishment.

Sweet is the memory of past troubles.