"The power of the human mind is immense, and it is capable of comprehending the most complex phenomena."

"Nothing is too wonderful to be true, if it be consistent with the laws of nature; and in such things as these, experiment is the best test of consistency."

"It may be a weed instead of a fish that, after all my labour, I at last pull up."

"The secret of my success is due to my happy facility of being able to draw correct conclusions from imperfect data."

"Magnetic curves are lines of force; they are not only lines of force but lines of action."