“Philosophy is that activity by which the meaning of propositions is established or discovered; it is a question of what the propositions… — Moritz Schlick Copy Share Image
“Philosophy is that activity by which the meaning of propositions is established or discovered; it is a question of what the propositions actually mean.… — Moritz Schlick Copy Share Image
The meaning of the presupposition is the method of verification… we know the meaning of the statement if we know the conditions under which… — Moritz Schlick Copy Share Image