God has created me to do Him some definite service; He has committed some work to me which He has not committed to another. I have my mission.

From the age of fifteen, dogma has been the fundamental principle of my religion: I know no other religion; I cannot enter into the idea of any other sort of religion; religion, as a mere sentiment, is to me a dream and a mockery.

Let us take things as we find them: let us not attempt to distort them into what they are not... We cannot make facts. All our wishing cannot change them. We must use them.

A science is not mere knowledge, it is knowledge which has undergone a process of intellectual digestion. It is the grasp of many things brought together in one, and hence is its power; for, properly speaking, it is Science that is power, not Knowledge.

Make me what Thou wouldst have me. I bargain for nothing. I make no terms. I seek for no previous information whither Thou art taking me. I will be what Thou wilt make me, and all that Thou wilt make me. I say not, I will follow Thee whithersoever Thou goest, for I am weak, but I give myself to Thee, to lead me anywhither.

The ears of the common people are holier than the hearts of the priests.

Nothing is more common than for men to think that because they are familiar with words they understand the ideas they stand for.