Kant, Immanuel

"Culture is the condition for the development of all talent."

"Politics without morality is tyranny."

"The highest good is the kingdom of ends."

"Freedom is not the ability to do as we wish, but to choose as we ought."

"Respect for the moral law is our highest duty."

"Nature is governed by laws; freedom is also governed by laws."

"The unconditioned is never found in the series of the conditioned."

"Mortality teaches us the value of time."

"Only through education does man become truly human."

"The sublime is that which is great beyond all comparison."

"We are perpetually haunted by the limits of knowledge."

"Every rational being has dignity, not merely price."

"To act morally is to act in conformity with universal law."

"The purpose of reason is to ensure the dominance of the moral law."

"Perpetual peace is possible through universal moral principles."

"Knowledge acquired through experience is always particular."

"Act only according to that maxim whereby you can, at the same time, will that it should become a universal law."

"Sapere aude! Dare to know! Have courage to use your own reason."

"Two things fill the mind with ever new and increasing admiration and awe: the starry heavens above and the moral law within."

"I am never by any accident what I ought to be until I have paid attention to the duty which I owe."

"Enlightenment is man's emergence from his self-imposed immaturity."

"The greatest human freedom is the freedom of thought."

"Patience is a virtue that must be cultivated with diligence and care."

"We cannot hold a torch to light another's path without brightening our own."

"The only thing that is unconditionally good is a good will."

"Duty is the necessity of acting from respect for law."

"Time is not a thing, but the form in which we experience reality."

"If justice perishes, human life no longer has any value whatsoever."

"The beautiful is that which pleases universally without a concept."

"Act as if the maxim of your action were to become a natural law for all."