理性与激情
“理性是，且只应是激情的奴隶，除了服务和服从激情之外，不能假装有任何其他职能。”
所收录版本的文本 · 英语
“Reason is, and ought only to be the slave of the passions, and can never pretend to any other office than to serve and obey them.”
— 大卫·休谟, A Treatise of Human Nature
“Sapere aude！要有勇气运用你自己的理智！”
所收录版本的文本 · 德语
“Sapere aude! Habe Mut, dich deines eigenen Verstandes zu bedienen!”
— 伊曼努尔·康德, Beantwortung der Frage Was ist Aufklärung
“我思，故我在。”
所收录版本的文本 · 法语
“Je pense, donc je suis.”
— 笛卡尔, Discours de la méthode
“让他视理性为坐在他心灵宝座上的君主。”
所收录版本的文本 · 英语
“Let him look upon reason as a monarch sitting on the throne of his heart.”
— 安萨里, Some religious and moral teachings of Al-Ghazzali Being brief extracts from his
“心有其理，而理性一无所知。”
所收录版本的文本 · 英语
“The heart has its reasons, which reason does not know.”
— 帕斯卡, Pascal's Pensées
“因此，智者会根据证据来衡量自己的信念。”
所收录版本的文本 · 英语
“A wise man, therefore, proportions his belief to the evidence.”
— 大卫·休谟, An Enquiry Concerning Human Understanding
“不知道自己出生前发生了什么，就等于终生是个孩子。”
所收录版本的文本 · 英语
“Not to know what happened before one was born, is to be a boy all one's life.”
— 西塞罗, The Orations of Marcus Tullius Cicero, Volume 4
“有两样东西，人们愈是经常、愈是持久地思考它们，对它们怀有的敬畏之心就会愈发充盈心灵：头顶的星空与内心的道德律。”
所收录版本的文本 · 英语
“Two things fill the mind with ever new and increasing admiration and awe, the oftener and the more steadily we reflect on them: the starry heavens above and the moral law within.”
— 伊曼努尔·康德, Critique of Practical Reason
“知之为知之，不知为不知……是知也。”
所收录版本的文本 · 英语
“When you know a thing, to hold that you know it; and when you do not know a thing, to allow that you do not know it... this is knowledge.”
— 孔子, The Analects of Confucius (from the Chinese Classics)
“一个无法想象出比它更伟大的存在。”
所收录版本的文本 · 英语
“A being than which nothing greater can be conceived.”
— 坎特伯雷的安瑟伦, Proslogium, Monologium, and Cur Deus Homo (Deane)
“人的自由仅在于此：他服从自然法则，因为他自己已经认识到它们就是自然法则。”
所收录版本的文本 · 英语
“The liberty of man consists solely in this: that he obeys natural laws because he has himself recognized them as such.”
— 米哈伊尔·巴枯宁, God and the State
“良知是世间分配得最均匀的东西。”
所收录版本的文本 · 英语
“Good sense is, of all things among men, the most equally distributed.”
— 笛卡尔, Discourse on the Method of Rightly Conducting One's Reason and of Seeking Truth
“观念的真理性并非其固有的停滞属性。真理是发生在观念之上的。”
所收录版本的文本 · 英语
“The truth of an idea is not a stagnant property inherent in it. Truth HAPPENS to an idea.”
— 威廉·詹姆斯, Pragmatism A New Name for Some Old Ways of Thinking
“信念是比谎言更危险的真理之敌。”
所收录版本的文本 · 英语
“Convictions are more dangerous enemies of truth than lies.”
— 尼采, Human, All-Too-Human A Book for Free Spirits, Part 1
“每个人都把自己的视野极限当作世界的极限。”
所收录版本的文本 · 英语
“Every man takes the limits of his own field of vision for the limits of the world.”
— 阿图尔·叔本华, The Essays of Arthur Schopenhauer; Studies in Pessimism
“我们对具体事物理解得越多，我们就越理解上帝。”
所收录版本的文本 · 英语
“The more we understand particular things, the more do we understand God.”
— 巴鲁赫·斯宾诺莎, Ethics
“天堂的合唱团和大地上的陈设……如果没有心灵，就没有任何存在。”
所收录版本的文本 · 英语
“All the choir of heaven and furniture of the earth... have not any subsistence without a mind.”
— 乔治·贝克莱, A Treatise Concerning the Principles of Human Knowledge
“总的来说，宗教上的错误是危险的；哲学上的错误仅仅是荒谬的。”
所收录版本的文本 · 英语
“Generally speaking, the errors in religion are dangerous; those in philosophy only ridiculous.”
— 大卫·休谟, A Treatise of Human Nature
“固执是意志强行取代理智的结果。”
所收录版本的文本 · 英语
“Obstinacy is the result of the will forcing itself into the place of the intellect.”
— 阿图尔·叔本华, The Essays of Arthur Schopenhauer; Religion, a Dialogue, Etc.
“谁能使浑水变清？静置它，它就会逐渐变清。”
所收录版本的文本 · 英语
“Who can (make) the muddy water (clear)? Let it be still, and it will gradually become clear.”
— 老子, The Tao Teh King, or the Tao and its Characteristics
“这些无限空间的永恒沉默使我恐惧。”
所收录版本的文本 · 英语
“The eternal silence of these infinite spaces frightens me.”
— 帕斯卡, Pascal's Pensées
“宇宙要么是混乱的拆解与重组，要么是秩序与远见的统一体。”
所收录版本的文本 · 英语
“The Universe is either a confusion ravelled and unravelled again, or else a unity compact of order and forethought.”
— 马可·奥勒留, The Meditations of the Emperor Marcus Aurelius Antoninus
“在强迫下获得的知识无法在心灵中扎根。”
所收录版本的文本 · 英语
“Knowledge which is acquired under compulsion obtains no hold on the mind.”
— 柏拉图, The Republic
“道可道，非常道。名可名，非常名。”
所收录版本的文本 · 英语
“The Tao that can be trodden is not the enduring and unchanging Tao. The name that can be named is not the enduring and unchanging name.”
— 老子, The Tao Teh King, or the Tao and its Characteristics
“一条路径是：存在者存在，而非存在者不存在：这是确信之路，因为真理紧随其后。”
所收录版本的文本 · 英语
“One path is: That Being doth be, and Non-Being is not: This is the way of Conviction, for Truth follows hard in her footsteps.”
— 巴门尼德, The fragments of Parmenides
“有时万物因爱而合为一体；有时万物又因争斗的仇恨而分崩离析。”
所收录版本的文本 · 英语
“Whiles into One do all through Love unite; Whiles too the same are rent through hate of Strife.”
— 恩培多克勒, The fragments of Empedocles;
“其他事物包含万物的一部分，但心灵是无限的、自主的，不与任何事物混合，而是独自存在。”
所收录版本的文本 · 英语
“Other things include a portion of everything, but mind is infinite and self-powerful and mixed with nothing, but it exists alone itself by itself.”
— 阿那克萨哥拉, The fragments of Anaxagoras (Fairbanks)
“因此，既然恩典并不摧毁自然，而是使其完善，那么自然理性应当服务于信仰，正如意志的自然倾向服务于仁爱一样。”
所收录版本的文本 · 英语
“Since therefore grace does not destroy nature but perfects it, natural reason should minister to faith as the natural bent of the will ministers to charity.”
— 托马斯·阿奎那, Summa Theologica, Part I (Prima Pars)