Ethical religion can be real only to those who are engaged in ceaseless efforts at moral improvement. By moving upward we acquire faith in an upward movement, without limit. – Felix Adler
The office of the public teacher is an unenviable and thankless one. – Felix Adler
Few are there that will leave the secure seclusion of the scholars life, the peaceful walks of literature and learning, to stand out a target for the criticism of unkind and hostile minds. – Felix Adler
The freedom of thought is a sacred right of every individual man, and diversity will continue to increase with the progress, refinement, and differentiation of the human intellect. – Felix Adler