"The test of a first-rate intelligence is the ability to hold two opposed ideas in mind at the same time and still retain the ability to function."

"We are never really happy until we are helping others."

"I am only one, but still I am one. I cannot do everything, but still I can do something; and because I cannot do everything, I will not refuse to do the something that I can do."

"I have been in men's prisons and have seen much that is evil and much that is good."

"I used to think that it was a shame that I was born blind and deaf, but now I know that it is a blessing. It has taught me to see with my soul and to hear with my heart."