To convince someone of the truth, it is not enough to state it, but rather one must find the path from error to truth.

The philosophical I is not the human being, not the human body or the human soul with the psychological properties, but the metaphysical subject, the boundary (not a part) of the world.

He who lives in the present lives in eternity.

Courage, not cleverness; not even inspiration, is the grain of mustard that grows up to be a great tree.

It is much easier to bury a problem than to solve it.

Everything that can be thought at all can be thought clearly. Everything that can be said can be said clearly. Ludwig Wittgenstein

Where two principles really do meet which cannot be reconciled with one another, then each man declares the other a fool and a heretic