"Wives are young men's mistresses, companions for middle age, and old men's nurses."
Relationships
"There are three classes of men; lovers of wisdom, lovers of honor, and lovers of gain."
Philosophy
"Work and play are words used to describe the same thing under differing conditions."
Work
"If truth is to be known at all, it must be known along these lines."
Truth
"The greatest trust between man and man is the trust of giving counsel."
Wisdom
"The beginning of fear is sleep."
Fear
"Nothing destroys authority so much as the unequal and untimely interchange of power stretched too far or relaxed too much."
Leadership
"A little learning is a dangerous thing."
Education
"Nature is the art of God."
Nature
"Empire of conquest is a vile empire."
War
"The strength of a nation derives from the integrity of the home."
Family
"Books are the quietest and most constant of friends."
Literature
"A man's house is his castle."
Freedom
"Persistence in one opinion has never been considered a merit in an officer of the army."
Perseverance
"Even truth needs to be clad in new garments if it is to appeal to a new age."
Wisdom
"The human body of the sciences is best held together by mutual dependence and connection."
Science
"The moment one definitely commits oneself, then providence moves too."
Inspiration
"In music, the passions enjoy themselves."
Music
"Gardens require patient labor and care."
Nature
"The wars of the roses meant no more than the falling of leaves from trees."
History
"The best part of beauty is that which no picture can express."
Beauty
"Art is the imitation of nature."
Art
"Poverty is a great enemy to human happiness."
Money
"I am as one who warms in this endless winter."
Hope
"Unmarried men are best friends, best masters, best servants, but not always best subjects."
Relationships
"He is the greatest whose strength carries up the most hearts by the attraction of his own."
Leadership
"The best preservative to have a friend is to cease desiring to preserve him, and to let friendship find its natural level."
Friendship
"A little attention to the voice of premonition may save us from big disasters."
Wisdom
"Doubt is the key to knowledge."
Knowledge
"Nature will always be stronger than nurture."
Nature