There’s nothing quite as frightening as someone who knows they are right. - Michael Faraday

I was at first almost frightened when I saw such mathematical force made to bear upon the subject, and then wondered to see that the subject stood it so well.

It is the great beauty of our science, chemistry, that advancement in it, whether in a degree great or small, instead of exhausting the subjects of research, opens the doors to further and more abundant knowledge, overflowing with beauty and utility.

The lecturer should give the audience full reason to believe that all his powers have been exerted for their pleasure and instruction.