A man who is certain he is right is almost sure to be wrong.

When I consider the multitude of associated forces which are diffused through nature - when I think of that calm balancing of their energies which enables those most powerful in themselves, most destructive to the world's creatures and economy, to dwell associated together and be made subservient to the wants of creation, I rise from the contemplation more than ever impressed with the wisdom, the beneficence, and grandeur, beyond our language to express, of the Great Disposer of us all.

I am busy just now again on Electro-Magnetism and think I have got hold of a good thing but can't say; it may be a weed instead of a fish that after all my labour I may at last pull up.

I am no poet, but if you think for yourselves, as I proceed, the facts will form a poem in your minds.

In place of practising wholesome self-abnegation, we ever make the wish the father to the thought: we receive as friendly that which agrees with, we resist with dislike that which opposes us; whereas the very reverse is required by every dictate of common sense.

It is on record that when a young aspirant asked Faraday the secret of his success as a scientific investigator, he replied, 'The secret is comprised in three words- Work, Finish, Publish.'

A centre of excellence is, by definition, a place where second class people may perform first class work.