Tradition is a more interrupted and feebler memory.

The Grecian are youthful and erring and fallen gods, with the vices of men, but in many important respects essentially of the divine race.

He who walks alone, waits for no-one.

The study of geometry is a petty and idle exercise of the mind, if it is applied to no larger system than the starry one. Mathematics should be mixed not only with physics but with ethics; that is mixed mathematics.

I wish to learn what life has to teach, and not, when I come to die, discover that I have not truly lived.

Everything that is printed and bound in a book contains some echo at least of the best that is in literature.

We never conceive the greatness of our fates.