Whenever truth stands in the mind unaccompanied by the evidence upon which it depends, it cannot properly be said to be apprehended at all.

Man is the only creature we know, that, when the term of his natural life is ended, leaves the memory of himself behind him.

The wise man is satisfied with nothing.

Learning is the ally, not the adversary of genius... he who reads in a proper spirit, can scarcely read too much.

It is probable that there is no one thing that it is of eminent importance for a child to learn.

The subtleties of mathematics defecate the grossness of our apprehension, and supply the elements of a sounder and severer logic.

Whenever truth stands in the mind unaccompanied by the evidence upon which it depends, it cannot properly be said to be apprehended at all.