Ludwig Wittgenstein

"Once you see it you cannot help seeing it."

"The subject does not belong to the world; it is a limit of the world."

"The facts of the world do not consist entirely of names."

"Nothing in the visual field allows you to infer that it is seen from an eye."

"A language-game is the whole, consisting of language and the actions."

"Think of the tools in a toolbox: there is a hammer, pliers, a saw."

"The agreement is not an agreement of opinions."

"One cannot step twice into the same river."

"The mystical is the ineffable. The ineffable is what shows itself."

"In philosophy the only discipline is to go on asking questions."

"The essence is expressed in grammar."

"We are not in agreement about the boundaries of our concepts."

"How small a thought it takes to fill a whole life."

"The object of philosophy is the actual presentation of the facts."

"Reading is a process of assimilation. But what does this mean?"

"Everything we see could be otherwise. Nothing is fixed eternally."

"Philosophy leaves everything as it is."

"Logic fills the world; the limits of the world are also its limits."

"My book is finished. But how far have I succeeded?"

"The more you own, the more it owns you."

"A picture is a fact."

"To imagine a language means to imagine a form of life."

"Don't think, but look!"

"The world of the happy man is a different one from that of the unhappy man."

"Whereof one cannot speak, thereof one must be silent."

"The limits of my language mean the limits of my world."

"If you do not know where you are going, every road will get you nowhere."

"Genius is talent exercised with courage."

"The aspects of things that are most important for us are hidden because of their simplicity and familiarity."

"One cannot adequately demand anything of man."