"A man, as a general rule, owes very little to what he is born with — a man is what he makes of himself."

"The most successful men in the end are those whose success is the result of steady accretion."

"I have never seen the slightest scientific proof of the religious theories of the creation of the world, and I do not believe any such proof will be found."

"Mr. Watson—Come here—I want to see you."

"The only way to do great work is to love what you do."