I have procured air [oxygen] ... between five and six times as good as the best common air that I have ever met with.

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.

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.

Every man, when he comes to be sensible of his natural rights, and to feel his own importance, will consider himself as fully equal to any other person whatever

In completing one discovery we never fail to get an imperfect knowledge of others of which we could have no idea before, so that we cannot solve one doubt without creating several new ones.

Orthodoxy, my Lord,: said Bishop Warburton, in a whisper, — orthodoxy is my doxy, — heterodoxy is another man's doxy.

It is no use speaking in soft, gentle tones if everyone else is shouting.