For remember that in general we don't use language according to strict rules-- it hasn't been taught to us by means of strict rules, either. We, in our discussions on the other hand, constantly compare language with a calculus preceding to exact rules.

I won't say 'See you tomorrow' because that would be like predicting the future, and I'm pretty sure I can't do that.

Not how the world is, but that it is, is the mystery.

I am sitting with a philosopher in the garden; he says again and again 'I know that that’s a tree', pointing to a tree that is near us. Someone else arrives and hears this, and I tell him: 'This fellow isn’t insane. We are only doing philosophy.

My attitude towards him is an attitude towards a soul. I am not of the opinion that he has a soul. . . .

That the world is, is the mystical.

There can never be surprises in logic.