I have begun everything with the idea that I could succeed, and I never had much patience with the multitudes of people who are always ready to explain why one cannot succeed.

A life is not worth much of which it cannot be said, when it comes to its close, that it was helpful to humanity.

I let no man drag me down so low as to make me hate him.

I would permit no man, no matter what his colour might be, to narrow and degrade my soul by making me hate him.

There is a certain class of race problem-solvers who don't want the patient to get well, because as long as the disease holds out they have not only an easy means of making a living, but also an easy medium through which to make themselves prominent before the public.

Don't ever let them pull you down so low as to hate them. (also cited as: I will permit no man to narrow and degrade my soul by making me hate him.)

The thing to do when one feels sure that he has said or done the right thing and is condemned, is to stand still and keep quiet. If he is right, time will show it.