Concerning that which cannot be talked about, we should not say anything.
I am not interested in constructing a building, so much as in having a perspicuous view of the foundations of possible buildings.
We are asleep. Our Life is a dream. But we wake up sometimes, just enough to know that we are dreaming.
A tautology’s truth is certain, a proposition’s possible, a contradiction’s impossible.
At the core of all well-founded belief lies belief that is unfounded.
Only describe, don’t explain.
It’s impossible for me to say one word about all that music has meant to me in my life. How, then, can I hope to be understood?
The eternal life is given to those who live in the present.
Everything that can be thought at all can be thought clearly. Everything that can be said can be said clearly – Ludwig Wittgenstein.
I act with complete certainty. But this certainty is my own.
You can’t think decently if you’re not willing to hurt yourself.
Genius is talent exercised with courage.
If there were a verb meaning “to believe falsely,” it would not have any significant first person, present indicative.
Philosophy is not a theory but an activity.
How small a thought it takes to fill a life.
An honest religious thinker is like a tightrope walker. He almost looks as though he were walking on nothing but air. His support is the slenderest imaginable. And yet it really is possible to walk on it.
If in life we are surrounded by death, then in the health of our intellect we are surrounded by madness.
The philosopher is not a citizen of any community of ideas, that is what makes him a philosopher.
Resting on your laurels is as dangerous as resting when you are walking in the snow. You doze off and die in your sleep.
Belief in the causal nexus is superstition.