"Submission to authority is the first condition of civilization."
Leadership
"The human body may be in repose while the mind is active with thought."
Imagination
"Marriage is useful in affording a definite object for the exertion of the protective instinct."
Relationships
"The surest test of the civilization of a people is the kind of decency they maintain in private relations."
Politics
"It is the privilege and proper condition of a human being to use all the faculties."
Life
"If humanity progress is to be sustained, a constant challenge to received opinion is essential."
"The only real link between present and future is memory."
Time
"He who knows only his own side of the case knows little of that."
Wisdom
"The human faculties of perception, judgment, discriminative feeling, mental activity are exercised only in making a choice."
Freedom
"Actions are right in proportion as they tend to promote happiness, wrong as they tend to produce the reverse of happiness."
Happiness
"The worth of a state in the long run is the worth of the individuals composing it."
"It is better to be Socrates dissatisfied than a fool satisfied."
Wisdom
"The principle which regulates the existing social relations between the two sexes is wrong in itself."
Justice
"A person may cause evil to others not only by his actions but by his inaction, and in either case he is justly accountable."
"The absence of practice is the cause of almost all deficiency."
Education
"One person with a belief is equal to a force of ninety-nine who have only interests."
Courage
"The demand for liberty is the demand to give all or nearly all their share of the sovereign power of the state."
Politics
"Wars, and the preparation for wars, are among the greatest causes of misery in the world."
War
"The time when the greatest reforms have been effected has been when public opinion was most against them."
Change
"In any case, if the utility of religion lies in its psychological effects, we must take those effects as they are found."
Faith
"The individual is not accountable to society for his own conduct in so far as it concerns nobody but himself."
Freedom
"The peculiarity of the evidence of mathematical truths is that all the argument is on one side."
Knowledge
"Nowhere probably is there more true feeling, and nowhere worse taste, than in a churchyard."
Art
"The tyranny of opinion is as formidable an enemy to human flourishing as any political despotism."
Freedom
"A government cannot have too much of the kind of activity which does not impede but aids the individual."
Leadership
"Custom, then, is the most powerful of all laws."
History
"The path of true progress lies through science."
Science
"Society between human beings is habitual when it becomes the permanent condition of their life together."
Relationships
"Persons are not born fully formed by society but rather are shaped by their environment and choices."
Philosophy
"The true virtue of a human being is fitness to live together with others in the same community."