No man is liberated from fear who dare not see his place in the world as it is; no man can achieve the greatness of which he is capable until he has … - Bertrand Russell

Moreover, the attitude that one ought to believe such and such a proposition, independently of the question whether there is evidence in its favor, is an attitude which produces hostility to evidence and causes us to close our minds to every fact that does not suit our prejudices.

Nothing is so exhausting as indecision, and nothing is so futile.

In the revolt against idealism, the ambiguities of the word "experience" have been perceived, with the result that realists have more and more avoided the word. It is to be feared, however, that if the word is avoided the confusions of thought with which it has been associated may persist.