Thomas Aquinas

"To live as a stranger and pilgrim in this world."

"The principal act of courage is to endure and withstand, not to attack."

"Friendship is the source of the greatest pleasures."

"Nothing is so strong as gentleness, nothing so gentle as real strength."

"Virtue is the habit of choosing the mean."

"All knowledge is ultimately self-knowledge."

"Beauty is the splendor of truth."

"Time is the image of eternity."

"The intellect is higher than the will."

"A person is what they think about all day long."

"Learning is not attained by chance; it must be sought with ardor and attended to with diligence."

"The purpose of argument is not victory, but progress."

"Humility is the foundation of all virtues."

"To fear God is to fear the natural order of things."

"The mind is perfected by the perfection of its objects."

"Good can exist without evil, but evil cannot exist without good."

"The human will desires the universal good."

"Active life is the delight of action; contemplative life is the delight of understanding."

"Freedom consists in being the master of oneself."

"A law has the force of law as long as justice permits."

"The gratification of natural appetite is justice."

"It is impossible to love and to be wise."

"The highest perfection of man is to be united to God."

"Nature is the art of God eternal."

"Every judgment of conscience, be it right or wrong, be it about things evil in themselves or morally indifferent, is obligatory."

"The aim of the intellectual life is a comprehensive understanding of all that is."

"Death is the end of time, and the beginning of eternity."

"Virtue is knowledge, and it is obligatory upon everyone."

"The appetite for truth is natural to all men."

"The purpose of the human will is happiness."