The more elaborate our means of communication, the less we communicate.

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

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.

To me there is in happiness an element of self-forgetfulness. You lose yourself in something outside yourself when you are happy; just as when you are desperately miserable you are intensely conscious of yourself, are a solid little lump of ego weighing a ton.

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

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 wisdom of one generation will be folly in the next.

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.

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

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