In completing one discovery we never fail to get an imperfect knowledge of others.

This is unfortunately a world in which things find it difficult, frequently impossible, to live up to their names.

Could we have entered into the mind of Sir Isaac Newton, and have traced all the steps by which he produced his great works, we might see nothing very extraordinary in the process.

The feeling of it to my lungs was not sensibly different from that of common air; but I fancied that my breast felt peculiarly light and easy for some time afterwards. Who can tell but that, in time, this pure air may become a fashionable article in luxury. Hitherto only two mice and myself have had the privilege of breathing it.

The more elaborate our means of our common sense is, the less the common sense it becomes.

In completing one discovery we never fail to get an imperfect knowledge of others.

It pleased God to make one nation the medium of all His communications with mankind: This the nation of the Jews has done to a considerable degree in all ages As civilization extended, they by one means or another became most wonderfully dispersed through all countries; and at this day they are almost literally everywhere, the most conspicuous, and in the eye of reason and religion, the most respectable nation on the face of the earth.