The five essential entrepreneurial skills for success are concentration, discrimination, organization, innovation and communication.

The important thing is to know how to take all things quietly.

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

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.

Nature is our kindest friend and best critic in experimental science if we only allow her intimations to fall unbiassed on our minds.

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

Learn that which is already known to others, and then by the light and methods which belong to science … learn for ourselves and for others; so making a fruitful return to man in the future for that which we have obtained from the men of the past.

There is no more open door by which you can enter into the study of natural philosophy than by considering the physical phenomena of a candle.